3901025905 has 8 divisors (see below), whose sum is σ = 5349978432. Its totient is φ = 2674989168.

The previous prime is 3901025879. The next prime is 3901025911. The reversal of 3901025905 is 5095201093.

It is a happy number.

3901025905 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3901025905 - 2²³ = 3892637297 is a prime.

It is a super-2 number, since 2×3901025905² = 30436006222962138050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55728907 + ... + 55728976.

It is an arithmetic number, because the mean of its divisors is an integer number (668747304).

Almost surely, 2^3901025905 is an apocalyptic number.

3901025905 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3901025905 is a deficient number, since it is larger than the sum of its proper divisors (1448952527).

3901025905 is a wasteful number, since it uses less digits than its factorization.

3901025905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111457895.

The product of its (nonzero) digits is 12150, while the sum is 34.

The square root of 3901025905 is about 62458.1932575703. The cubic root of 3901025905 is about 1574.1989247844.

Adding to 3901025905 its reverse (5095201093), we get a palindrome (8996226998).

The spelling of 3901025905 in words is "three billion, nine hundred one million, twenty-five thousand, nine hundred five".