5161031 has 2 divisors, whose sum is σ = 5161032. Its totient is φ = 5161030.

The previous prime is 5161003. The next prime is 5161063. The reversal of 5161031 is 1301615.

5161031 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5161031 - 2¹⁰ = 5160007 is a prime.

It is a super-2 number, since 2×5161031² = 53272481965922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5161231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2580515 + 2580516.

It is an arithmetic number, because the mean of its divisors is an integer number (2580516).

Almost surely, 2^5161031 is an apocalyptic number.

5161031 is a deficient number, since it is larger than the sum of its proper divisors (1).

5161031 is an equidigital number, since it uses as much as digits as its factorization.

5161031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 5161031 is about 2271.7902632065. The cubic root of 5161031 is about 172.8139601883.

Adding to 5161031 its reverse (1301615), we get a palindrome (6462646).

It can be divided in two parts, 516 and 1031, that multiplied together give a triangular number (531996 = T₁₀₃₁).

The spelling of 5161031 in words is "five million, one hundred sixty-one thousand, thirty-one".