3711969491 has 2 divisors, whose sum is σ = 3711969492. Its totient is φ = 3711969490.

The previous prime is 3711969449. The next prime is 3711969509. The reversal of 3711969491 is 1949691173.

It is a happy number.

3711969491 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3711969491 - 2¹⁰ = 3711968467 is a prime.

It is a super-2 number, since 2×3711969491² = 27557435004229598162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3711962491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1855984745 + 1855984746.

It is an arithmetic number, because the mean of its divisors is an integer number (1855984746).

Almost surely, 2^3711969491 is an apocalyptic number.

3711969491 is a deficient number, since it is larger than the sum of its proper divisors (1).

3711969491 is an equidigital number, since it uses as much as digits as its factorization.

3711969491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 367416, while the sum is 50.

The square root of 3711969491 is about 60925.9344696493. The cubic root of 3711969491 is about 1548.3464142648.

The spelling of 3711969491 in words is "three billion, seven hundred eleven million, nine hundred sixty-nine thousand, four hundred ninety-one".