151520412 has 36 divisors (see below), whose sum is σ = 369603080. Its totient is φ = 48308832.

The previous prime is 151520377. The next prime is 151520423. The reversal of 151520412 is 214025151.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5587 + ... + 18282.

Almost surely, 2^151520412 is an apocalyptic number.

151520412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

151520412 is an abundant number, since it is smaller than the sum of its proper divisors (218082668).

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

151520412 is a wasteful number, since it uses less digits than its factorization.

151520412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23922 (or 23897 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 151520412 is about 12309.3627779833. The cubic root of 151520412 is about 533.1184518033.

Adding to 151520412 its reverse (214025151), we get a palindrome (365545563).

The spelling of 151520412 in words is "one hundred fifty-one million, five hundred twenty thousand, four hundred twelve".