5161137 has 4 divisors (see below), whose sum is σ = 6881520. Its totient is φ = 3440756.

The previous prime is 5161133. The next prime is 5161139. The reversal of 5161137 is 7311615.

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.

It is a cyclic number.

It is not a de Polignac number, because 5161137 - 2² = 5161133 is a prime.

It is an Ulam number.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (5161133) 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, 860187 + ... + 860192.

It is an arithmetic number, because the mean of its divisors is an integer number (1720380).

Almost surely, 2^5161137 is an apocalyptic number.

It is an amenable number.

5161137 is a deficient number, since it is larger than the sum of its proper divisors (1720383).

5161137 is a wasteful number, since it uses less digits than its factorization.

5161137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720382.

The product of its digits is 630, while the sum is 24.

The square root of 5161137 is about 2271.8135927052. The cubic root of 5161137 is about 172.8151432952.

It can be divided in two parts, 516 and 1137, that added together give a triangular number (1653 = T₅₇).

The spelling of 5161137 in words is "five million, one hundred sixty-one thousand, one hundred thirty-seven".