153433140 has 96 divisors (see below), whose sum is σ = 495984384. Its totient is φ = 34713600.

The previous prime is 153433129. The next prime is 153433141. The reversal of 153433140 is 41334351.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 153433140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153433141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40612 + ... + 44228.

It is an arithmetic number, because the mean of its divisors is an integer number (5166504).

Almost surely, 2^153433140 is an apocalyptic number.

153433140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 153433140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247992192).

153433140 is an abundant number, since it is smaller than the sum of its proper divisors (342551244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

153433140 is a wasteful number, since it uses less digits than its factorization.

153433140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3737 (or 3735 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 153433140 is about 12386.8131494747. The cubic root of 153433140 is about 535.3523634430.

Adding to 153433140 its reverse (41334351), we get a palindrome (194767491).

The spelling of 153433140 in words is "one hundred fifty-three million, four hundred thirty-three thousand, one hundred forty".