96615139 has 4 divisors (see below), whose sum is σ = 98057224. Its totient is φ = 95173056.

The previous prime is 96615091. The next prime is 96615143. The reversal of 96615139 is 93151669.

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

It is a cyclic number.

It is not a de Polignac number, because 96615139 - 2¹⁷ = 96484067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96615179) 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, 720942 + ... + 721075.

It is an arithmetic number, because the mean of its divisors is an integer number (24514306).

Almost surely, 2^96615139 is an apocalyptic number.

96615139 is a deficient number, since it is larger than the sum of its proper divisors (1442085).

96615139 is a wasteful number, since it uses less digits than its factorization.

96615139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442084.

The product of its digits is 43740, while the sum is 40.

The square root of 96615139 is about 9829.3000259428. The cubic root of 96615139 is about 458.8616132635.

The spelling of 96615139 in words is "ninety-six million, six hundred fifteen thousand, one hundred thirty-nine".