3712181356 has 12 divisors (see below), whose sum is σ = 6996034192. Its totient is φ = 1713314448.

The previous prime is 3712181339. The next prime is 3712181423. The reversal of 3712181356 is 6531812173.

3712181356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35694000 + ... + 35694103.

Almost surely, 2^3712181356 is an apocalyptic number.

It is an amenable number.

3712181356 is a deficient number, since it is larger than the sum of its proper divisors (3283852836).

3712181356 is a wasteful number, since it uses less digits than its factorization.

3712181356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71388120 (or 71388118 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 3712181356 is about 60927.6731543229. The cubic root of 3712181356 is about 1548.3758715985.

The spelling of 3712181356 in words is "three billion, seven hundred twelve million, one hundred eighty-one thousand, three hundred fifty-six".