2164413731 has 2 divisors, whose sum is σ = 2164413732. Its totient is φ = 2164413730.

The previous prime is 2164413703. The next prime is 2164413733. The reversal of 2164413731 is 1373144612.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2164413731 - 2¹⁰ = 2164412707 is a prime.

It is a super-2 number, since 2×2164413731² = 9369373597882680722, which contains 22 as substring.

Together with 2164413733, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2164413733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1082206865 + 1082206866.

It is an arithmetic number, because the mean of its divisors is an integer number (1082206866).

Almost surely, 2^2164413731 is an apocalyptic number.

2164413731 is a deficient number, since it is larger than the sum of its proper divisors (1).

2164413731 is an equidigital number, since it uses as much as digits as its factorization.

2164413731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 32.

The square root of 2164413731 is about 46523.2601071765. The cubic root of 2164413731 is about 1293.5406867579.

The spelling of 2164413731 in words is "two billion, one hundred sixty-four million, four hundred thirteen thousand, seven hundred thirty-one".