1532153340 has 96 divisors (see below), whose sum is σ = 4775641920. Its totient is φ = 407808000.

The previous prime is 1532153321. The next prime is 1532153351. The reversal of 1532153340 is 433512351.

1532153340 is a `hidden beast` number, since 1 + 5 + 321 + 5 + 334 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 322180 + ... + 326900.

It is an arithmetic number, because the mean of its divisors is an integer number (49746270).

Almost surely, 2^1532153340 is an apocalyptic number.

1532153340 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 1532153340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2387820960).

1532153340 is an abundant number, since it is smaller than the sum of its proper divisors (3243488580).

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

1532153340 is a wasteful number, since it uses less digits than its factorization.

1532153340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5340 (or 5332 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 1532153340 is about 39142.7303595444. The cubic root of 1532153340 is about 1152.8356837793.

Adding to 1532153340 its reverse (433512351), we get a palindrome (1965665691).

The spelling of 1532153340 in words is "one billion, five hundred thirty-two million, one hundred fifty-three thousand, three hundred forty".