152696391 has 8 divisors (see below), whose sum is σ = 204033024. Its totient is φ = 101578680.

The previous prime is 152696387. The next prime is 152696393. The reversal of 152696391 is 193696251.

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

It is not a de Polignac number, because 152696391 - 2² = 152696387 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152696393) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53095 + ... + 55896.

It is an arithmetic number, because the mean of its divisors is an integer number (25504128).

Almost surely, 2^152696391 is an apocalyptic number.

152696391 is a deficient number, since it is larger than the sum of its proper divisors (51336633).

152696391 is a wasteful number, since it uses less digits than its factorization.

152696391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109461.

The product of its digits is 87480, while the sum is 42.

The square root of 152696391 is about 12357.0381159888. The cubic root of 152696391 is about 534.4941105438.

The spelling of 152696391 in words is "one hundred fifty-two million, six hundred ninety-six thousand, three hundred ninety-one".