3125881094 has 64 divisors (see below), whose sum is σ = 5657444352. Its totient is φ = 1267293600.

The previous prime is 3125881093. The next prime is 3125881127. The reversal of 3125881094 is 4901885213.

It is a super-2 number, since 2×3125881094² = 19542265227653273672, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125881091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3853949 + ... + 3854759.

It is an arithmetic number, because the mean of its divisors is an integer number (88397568).

Almost surely, 2^3125881094 is an apocalyptic number.

3125881094 is a deficient number, since it is larger than the sum of its proper divisors (2531563258).

3125881094 is a wasteful number, since it uses less digits than its factorization.

3125881094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1041.

The product of its (nonzero) digits is 69120, while the sum is 41.

The square root of 3125881094 is about 55909.5796263932. The cubic root of 3125881094 is about 1462.1462607006.

The spelling of 3125881094 in words is "three billion, one hundred twenty-five million, eight hundred eighty-one thousand, ninety-four".