72511114 has 8 divisors (see below), whose sum is σ = 117133380. Its totient is φ = 33466656.

The previous prime is 72511091. The next prime is 72511129. The reversal of 72511114 is 41111527.

It can be written as a sum of positive squares in 2 ways, for example, as 71149225 + 1361889 = 8435^2 + 1167^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1394419 + ... + 1394470.

Almost surely, 2^72511114 is an apocalyptic number.

72511114 is a deficient number, since it is larger than the sum of its proper divisors (44622266).

72511114 is a wasteful number, since it uses less digits than its factorization.

72511114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2788904.

The product of its digits is 280, while the sum is 22.

The square root of 72511114 is about 8515.3457945054. The cubic root of 72511114 is about 416.9988517548.

The spelling of 72511114 in words is "seventy-two million, five hundred eleven thousand, one hundred fourteen".