15938761343 has 2 divisors, whose sum is σ = 15938761344. Its totient is φ = 15938761342.

The previous prime is 15938761339. The next prime is 15938761459. The reversal of 15938761343 is 34316783951.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15938761343 - 2² = 15938761339 is a prime.

It is a super-3 number, since 3×15938761343³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 15938761291 and 15938761300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15938761243) 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, 7969380671 + 7969380672.

It is an arithmetic number, because the mean of its divisors is an integer number (7969380672).

Almost surely, 2^15938761343 is an apocalyptic number.

15938761343 is a deficient number, since it is larger than the sum of its proper divisors (1).

15938761343 is an equidigital number, since it uses as much as digits as its factorization.

15938761343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 50.

The spelling of 15938761343 in words is "fifteen billion, nine hundred thirty-eight million, seven hundred sixty-one thousand, three hundred forty-three".