101615113 has 4 divisors (see below), whose sum is σ = 102415360. Its totient is φ = 100814868.

The previous prime is 101615099. The next prime is 101615119. The reversal of 101615113 is 311516101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 311516101 = 13 ⋅23962777.

It is a cyclic number.

It is not a de Polignac number, because 101615113 - 2¹⁷ = 101484041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101615119) 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, 399933 + ... + 400186.

It is an arithmetic number, because the mean of its divisors is an integer number (25603840).

Almost surely, 2^101615113 is an apocalyptic number.

It is an amenable number.

101615113 is a deficient number, since it is larger than the sum of its proper divisors (800247).

101615113 is an equidigital number, since it uses as much as digits as its factorization.

101615113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800246.

The product of its (nonzero) digits is 90, while the sum is 19.

The square root of 101615113 is about 10080.4321831953. The cubic root of 101615113 is about 466.6444462776.

It can be divided in two parts, 1016 and 15113, that added together give a square (16129 = 127²).

The spelling of 101615113 in words is "one hundred one million, six hundred fifteen thousand, one hundred thirteen".