3711256213 has 24 divisors (see below), whose sum is σ = 4515267584. Its totient is φ = 2987539200.

The previous prime is 3711256201. The next prime is 3711256223. The reversal of 3711256213 is 3126521173.

It is a happy number.

It is not a de Polignac number, because 3711256213 - 2²⁹ = 3174385301 is a prime.

It is a super-2 number, since 2×3711256213² = 27546845357062202738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3711256223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1092748 + ... + 1096138.

Almost surely, 2^3711256213 is an apocalyptic number.

It is an amenable number.

3711256213 is a deficient number, since it is larger than the sum of its proper divisors (804011371).

3711256213 is a wasteful number, since it uses less digits than its factorization.

3711256213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3973 (or 3956 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 3711256213 is about 60920.0805399993. The cubic root of 3711256213 is about 1548.2472331173.

Adding to 3711256213 its reverse (3126521173), we get a palindrome (6837777386).

The spelling of 3711256213 in words is "three billion, seven hundred eleven million, two hundred fifty-six thousand, two hundred thirteen".