151403232 has 24 divisors (see below), whose sum is σ = 397433736. Its totient is φ = 50467712.

The previous prime is 151403209. The next prime is 151403237. The reversal of 151403232 is 232304151.

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 151403199 and 151403208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151403237) 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 3 ways as a sum of consecutive naturals, for example, 788463 + ... + 788654.

It is an arithmetic number, because the mean of its divisors is an integer number (16559739).

Almost surely, 2^151403232 is an apocalyptic number.

151403232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

151403232 is an abundant number, since it is smaller than the sum of its proper divisors (246030504).

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

151403232 is a wasteful number, since it uses less digits than its factorization.

151403232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577130 (or 1577122 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 151403232 is about 12304.6020658939. The cubic root of 151403232 is about 532.9809853272.

Adding to 151403232 its reverse (232304151), we get a palindrome (383707383).

The spelling of 151403232 in words is "one hundred fifty-one million, four hundred three thousand, two hundred thirty-two".