5615103161 has 4 divisors (see below), whose sum is σ = 5620356900. Its totient is φ = 5609849424.

The previous prime is 5615103157. The next prime is 5615103167. The reversal of 5615103161 is 1613015165.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1152195136 + 4462908025 = 33944^2 + 66805^2 .

It is a cyclic number.

It is not a de Polignac number, because 5615103161 - 2² = 5615103157 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5615103167) 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, 2625266 + ... + 2627403.

It is an arithmetic number, because the mean of its divisors is an integer number (1405089225).

Almost surely, 2^5615103161 is an apocalyptic number.

5615103161 is the 33512-nd centered decagonal number.

It is an amenable number.

5615103161 is a deficient number, since it is larger than the sum of its proper divisors (5253739).

5615103161 is a wasteful number, since it uses less digits than its factorization.

5615103161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5253738.

The product of its (nonzero) digits is 2700, while the sum is 29.

The square root of 5615103161 is about 74933.9920263161. The cubic root of 5615103161 is about 1777.4030177021.

The spelling of 5615103161 in words is "five billion, six hundred fifteen million, one hundred three thousand, one hundred sixty-one".