117737051321 has 2 divisors, whose sum is σ = 117737051322. Its totient is φ = 117737051320.

The previous prime is 117737051303. The next prime is 117737051363. The reversal of 117737051321 is 123150737711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100131742096 + 17605309225 = 316436^2 + 132685^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117737051321 is a prime.

It is not a weakly prime, because it can be changed into another prime (117737051381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58868525660 + 58868525661.

It is an arithmetic number, because the mean of its divisors is an integer number (58868525661).

Almost surely, 2^117737051321 is an apocalyptic number.

It is an amenable number.

117737051321 is a deficient number, since it is larger than the sum of its proper divisors (1).

117737051321 is an equidigital number, since it uses as much as digits as its factorization.

117737051321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30870, while the sum is 38.

The spelling of 117737051321 in words is "one hundred seventeen billion, seven hundred thirty-seven million, fifty-one thousand, three hundred twenty-one".