16872151 has 4 divisors (see below), whose sum is σ = 17039304. Its totient is φ = 16705000.

The previous prime is 16872137. The next prime is 16872161. The reversal of 16872151 is 15127861.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16872151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16872101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83425 + ... + 83626.

It is an arithmetic number, because the mean of its divisors is an integer number (4259826).

Almost surely, 2^16872151 is an apocalyptic number.

16872151 is a deficient number, since it is larger than the sum of its proper divisors (167153).

16872151 is a wasteful number, since it uses less digits than its factorization.

16872151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167152.

The product of its digits is 3360, while the sum is 31.

The square root of 16872151 is about 4107.5723974143. The cubic root of 16872151 is about 256.4819564588.

The spelling of 16872151 in words is "sixteen million, eight hundred seventy-two thousand, one hundred fifty-one".