151432641 has 36 divisors (see below), whose sum is σ = 233306112. Its totient is φ = 94630032.

The previous prime is 151432579. The next prime is 151432661. The reversal of 151432641 is 146234151.

It is a happy number.

151432641 is a `hidden beast` number, since 1 + 5 + 14 + 3 + 2 + 641 = 666.

It is not a de Polignac number, because 151432641 - 2⁹ = 151432129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151432661) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 412440 + ... + 412806.

Almost surely, 2^151432641 is an apocalyptic number.

It is an amenable number.

151432641 is a deficient number, since it is larger than the sum of its proper divisors (81873471).

151432641 is a wasteful number, since it uses less digits than its factorization.

151432641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538 (or 516 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 151432641 is about 12305.7970485459. The cubic root of 151432641 is about 533.0154923471.

Adding to 151432641 its reverse (146234151), we get a palindrome (297666792).

The spelling of 151432641 in words is "one hundred fifty-one million, four hundred thirty-two thousand, six hundred forty-one".