3911538725 has 12 divisors (see below), whose sum is σ = 4922702784. Its totient is φ = 3082524720.

The previous prime is 3911538713. The next prime is 3911538767. The reversal of 3911538725 is 5278351193.

3911538725 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3911538725 - 2¹⁴ = 3911522341 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1165949 + ... + 1169298.

It is an arithmetic number, because the mean of its divisors is an integer number (410225232).

Almost surely, 2^3911538725 is an apocalyptic number.

It is an amenable number.

3911538725 is a deficient number, since it is larger than the sum of its proper divisors (1011164059).

3911538725 is a wasteful number, since it uses less digits than its factorization.

3911538725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2335324 (or 2335319 counting only the distinct ones).

The product of its digits is 226800, while the sum is 44.

The square root of 3911538725 is about 62542.2954887331. The cubic root of 3911538725 is about 1575.6117519422.

The spelling of 3911538725 in words is "three billion, nine hundred eleven million, five hundred thirty-eight thousand, seven hundred twenty-five".