151606530 has 48 divisors (see below), whose sum is σ = 399185280. Its totient is φ = 39914784.

The previous prime is 151606489. The next prime is 151606549. The reversal of 151606530 is 35606151.

It is a happy number.

151606530 is a `hidden beast` number, since 1 + 5 + 1 + 6 + 0 + 653 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 151606494 and 151606503.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3552 + ... + 17771.

It is an arithmetic number, because the mean of its divisors is an integer number (8316360).

Almost surely, 2^151606530 is an apocalyptic number.

151606530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

151606530 is an abundant number, since it is smaller than the sum of its proper divisors (247578750).

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

151606530 is a wasteful number, since it uses less digits than its factorization.

151606530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21415 (or 21412 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 151606530 is about 12312.8603500568. The cubic root of 151606530 is about 533.2194335764.

The spelling of 151606530 in words is "one hundred fifty-one million, six hundred six thousand, five hundred thirty".