31264400103983 has 2 divisors, whose sum is σ = 31264400103984. Its totient is φ = 31264400103982.

The previous prime is 31264400103977. The next prime is 31264400103997. The reversal of 31264400103983 is 38930100446213.

It is a weak prime.

It is an emirp because it is prime and its reverse (38930100446213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 31264400103983 - 2¹⁶ = 31264400038447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31264400103583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15632200051991 + 15632200051992.

It is an arithmetic number, because the mean of its divisors is an integer number (15632200051992).

Almost surely, 2^{31264400103983} is an apocalyptic number.

31264400103983 is a deficient number, since it is larger than the sum of its proper divisors (1).

31264400103983 is an equidigital number, since it uses as much as digits as its factorization.

31264400103983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 31264400103983 in words is "thirty-one trillion, two hundred sixty-four billion, four hundred million, one hundred three thousand, nine hundred eighty-three".