101315139 has 16 divisors (see below), whose sum is σ = 139849728. Its totient is φ = 65191392.

The previous prime is 101315131. The next prime is 101315147. The reversal of 101315139 is 931513101.

It is an interprime number because it is at equal distance from previous prime (101315131) and next prime (101315147).

It is not a de Polignac number, because 101315139 - 2³ = 101315131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101315131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10504 + ... + 17690.

It is an arithmetic number, because the mean of its divisors is an integer number (8740608).

Almost surely, 2^101315139 is an apocalyptic number.

101315139 is a deficient number, since it is larger than the sum of its proper divisors (38534589).

101315139 is a wasteful number, since it uses less digits than its factorization.

101315139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7354.

The product of its (nonzero) digits is 405, while the sum is 24.

The square root of 101315139 is about 10065.5421612549. The cubic root of 101315139 is about 466.1848060801.

The spelling of 101315139 in words is "one hundred one million, three hundred fifteen thousand, one hundred thirty-nine".