3125091 has 8 divisors (see below), whose sum is σ = 4235344. Its totient is φ = 2049120.

The previous prime is 3125051. The next prime is 3125099. The reversal of 3125091 is 1905213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3125091 - 2⁶ = 3125027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3125099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8356 + ... + 8721.

It is an arithmetic number, because the mean of its divisors is an integer number (529418).

Almost surely, 2^3125091 is an apocalyptic number.

3125091 is a deficient number, since it is larger than the sum of its proper divisors (1110253).

3125091 is a wasteful number, since it uses less digits than its factorization.

3125091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17141.

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 3125091 is about 1767.7926914658. The cubic root of 3125091 is about 146.2023060201.

The spelling of 3125091 in words is "three million, one hundred twenty-five thousand, ninety-one".