31379097383 has 2 divisors, whose sum is σ = 31379097384. Its totient is φ = 31379097382.

The previous prime is 31379097367. The next prime is 31379097391. The reversal of 31379097383 is 38379097313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31379097383 - 2⁴ = 31379097367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31379099383) 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, 15689548691 + 15689548692.

It is an arithmetic number, because the mean of its divisors is an integer number (15689548692).

Almost surely, 2^31379097383 is an apocalyptic number.

31379097383 is a deficient number, since it is larger than the sum of its proper divisors (1).

31379097383 is an equidigital number, since it uses as much as digits as its factorization.

31379097383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2571912, while the sum is 53.

The spelling of 31379097383 in words is "thirty-one billion, three hundred seventy-nine million, ninety-seven thousand, three hundred eighty-three".