31073790851 has 2 divisors, whose sum is σ = 31073790852. Its totient is φ = 31073790850.

The previous prime is 31073790793. The next prime is 31073790877. The reversal of 31073790851 is 15809737013.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31073790851 - 2¹⁴ = 31073774467 is a prime.

It is not a weakly prime, because it can be changed into another prime (31073790751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15536895425 + 15536895426.

It is an arithmetic number, because the mean of its divisors is an integer number (15536895426).

Almost surely, 2^31073790851 is an apocalyptic number.

31073790851 is a deficient number, since it is larger than the sum of its proper divisors (1).

31073790851 is an equidigital number, since it uses as much as digits as its factorization.

31073790851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 44.

The spelling of 31073790851 in words is "thirty-one billion, seventy-three million, seven hundred ninety thousand, eight hundred fifty-one".