83957392423 has 2 divisors, whose sum is σ = 83957392424. Its totient is φ = 83957392422.

The previous prime is 83957392399. The next prime is 83957392433. The reversal of 83957392423 is 32429375938.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83957392423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83957392433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41978696211 + 41978696212.

It is an arithmetic number, because the mean of its divisors is an integer number (41978696212).

Almost surely, 2^83957392423 is an apocalyptic number.

83957392423 is a deficient number, since it is larger than the sum of its proper divisors (1).

83957392423 is an equidigital number, since it uses as much as digits as its factorization.

83957392423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9797760, while the sum is 55.

The spelling of 83957392423 in words is "eighty-three billion, nine hundred fifty-seven million, three hundred ninety-two thousand, four hundred twenty-three".