151520406 has 16 divisors (see below), whose sum is σ = 307192944. Its totient is φ = 49814784.

The previous prime is 151520377. The next prime is 151520423. The reversal of 151520406 is 604025151.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172531 + ... + 173406.

It is an arithmetic number, because the mean of its divisors is an integer number (19199559).

Almost surely, 2^151520406 is an apocalyptic number.

151520406 is an abundant number, since it is smaller than the sum of its proper divisors (155672538).

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

151520406 is a wasteful number, since it uses less digits than its factorization.

151520406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346015.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 151520406 is about 12309.3625342663. The cubic root of 151520406 is about 533.1184447664.

Adding to 151520406 its reverse (604025151), we get a palindrome (755545557).

The spelling of 151520406 in words is "one hundred fifty-one million, five hundred twenty thousand, four hundred six".