16120531373 has 2 divisors, whose sum is σ = 16120531374. Its totient is φ = 16120531372.

The previous prime is 16120531291. The next prime is 16120531379. The reversal of 16120531373 is 37313502161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9091050409 + 7029480964 = 95347^2 + 83842^2 .

It is a cyclic number.

It is not a de Polignac number, because 16120531373 - 2⁸ = 16120531117 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16120531379) 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, 8060265686 + 8060265687.

It is an arithmetic number, because the mean of its divisors is an integer number (8060265687).

Almost surely, 2^16120531373 is an apocalyptic number.

It is an amenable number.

16120531373 is a deficient number, since it is larger than the sum of its proper divisors (1).

16120531373 is an equidigital number, since it uses as much as digits as its factorization.

16120531373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 32.

The spelling of 16120531373 in words is "sixteen billion, one hundred twenty million, five hundred thirty-one thousand, three hundred seventy-three".