53159197919 has 2 divisors, whose sum is σ = 53159197920. Its totient is φ = 53159197918.

The previous prime is 53159197877. The next prime is 53159197933. The reversal of 53159197919 is 91979195135.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53159197919 is a prime.

It is a super-2 number, since 2×53159197919² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53159197979) 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, 26579598959 + 26579598960.

It is an arithmetic number, because the mean of its divisors is an integer number (26579598960).

Almost surely, 2^53159197919 is an apocalyptic number.

53159197919 is a deficient number, since it is larger than the sum of its proper divisors (1).

53159197919 is an equidigital number, since it uses as much as digits as its factorization.

53159197919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3444525, while the sum is 59.

The spelling of 53159197919 in words is "fifty-three billion, one hundred fifty-nine million, one hundred ninety-seven thousand, nine hundred nineteen".