151171156 has 6 divisors (see below), whose sum is σ = 264549530. Its totient is φ = 75585576.

The previous prime is 151171147. The next prime is 151171177. The reversal of 151171156 is 651171151.

It can be written as a sum of positive squares in only one way, i.e., 143520400 + 7650756 = 11980^2 + 2766^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18896391 + ... + 18896398.

Almost surely, 2^151171156 is an apocalyptic number.

It is an amenable number.

151171156 is a deficient number, since it is larger than the sum of its proper divisors (113378374).

151171156 is a wasteful number, since it uses less digits than its factorization.

151171156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37792793 (or 37792791 counting only the distinct ones).

The product of its digits is 1050, while the sum is 28.

The square root of 151171156 is about 12295.1679939723. The cubic root of 151171156 is about 532.7085222998.

The spelling of 151171156 in words is "one hundred fifty-one million, one hundred seventy-one thousand, one hundred fifty-six".