5623671731 has 2 divisors, whose sum is σ = 5623671732. Its totient is φ = 5623671730.

The previous prime is 5623671707. The next prime is 5623671749. The reversal of 5623671731 is 1371763265.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5623671731 - 2¹⁰ = 5623670707 is a prime.

It is a super-2 number, since 2×5623671731² = 63251367476097072722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5623671761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2811835865 + 2811835866.

It is an arithmetic number, because the mean of its divisors is an integer number (2811835866).

Almost surely, 2^5623671731 is an apocalyptic number.

5623671731 is a deficient number, since it is larger than the sum of its proper divisors (1).

5623671731 is an equidigital number, since it uses as much as digits as its factorization.

5623671731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 41.

The square root of 5623671731 is about 74991.1443505165. The cubic root of 5623671731 is about 1778.3066557106.

The spelling of 5623671731 in words is "five billion, six hundred twenty-three million, six hundred seventy-one thousand, seven hundred thirty-one".