151543432 has 16 divisors (see below), whose sum is σ = 285589260. Its totient is φ = 75386304.

The previous prime is 151543429. The next prime is 151543439. The reversal of 151543432 is 234345151.

It can be written as a sum of positive squares in 2 ways, for example, as 98922916 + 52620516 = 9946^2 + 7254^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 151543432.

It is not an unprimeable number, because it can be changed into a prime (151543439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46503 + ... + 49654.

Almost surely, 2^151543432 is an apocalyptic number.

It is an amenable number.

151543432 is a deficient number, since it is larger than the sum of its proper divisors (134045828).

151543432 is a wasteful number, since it uses less digits than its factorization.

151543432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96360 (or 96356 counting only the distinct ones).

The product of its digits is 7200, while the sum is 28.

The square root of 151543432 is about 12310.2978030590. The cubic root of 151543432 is about 533.1454487497.

Adding to 151543432 its reverse (234345151), we get a palindrome (385888583).

The spelling of 151543432 in words is "one hundred fifty-one million, five hundred forty-three thousand, four hundred thirty-two".