5101491 has 12 divisors (see below), whose sum is σ = 6930456. Its totient is φ = 3337920.

The previous prime is 5101471. The next prime is 5101493. The reversal of 5101491 is 1941015.

It is not a de Polignac number, because 5101491 - 2⁷ = 5101363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5101493) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10935 + ... + 11391.

It is an arithmetic number, because the mean of its divisors is an integer number (577538).

Almost surely, 2^5101491 is an apocalyptic number.

5101491 is a deficient number, since it is larger than the sum of its proper divisors (1828965).

5101491 is an equidigital number, since it uses as much as digits as its factorization.

5101491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582 (or 521 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 5101491 is about 2258.6480469520. The cubic root of 5101491 is about 172.1468346815.

The spelling of 5101491 in words is "five million, one hundred one thousand, four hundred ninety-one".