109933991257 has 2 divisors, whose sum is σ = 109933991258. Its totient is φ = 109933991256.

The previous prime is 109933991231. The next prime is 109933991267. The reversal of 109933991257 is 752199339901.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56836467216 + 53097524041 = 238404^2 + 230429^2 .

It is a cyclic number.

It is not a de Polignac number, because 109933991257 - 2²³ = 109925602649 is a prime.

It is not a weakly prime, because it can be changed into another prime (109933991267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54966995628 + 54966995629.

It is an arithmetic number, because the mean of its divisors is an integer number (54966995629).

Almost surely, 2^109933991257 is an apocalyptic number.

It is an amenable number.

109933991257 is a deficient number, since it is larger than the sum of its proper divisors (1).

109933991257 is an equidigital number, since it uses as much as digits as its factorization.

109933991257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4133430, while the sum is 58.

The spelling of 109933991257 in words is "one hundred nine billion, nine hundred thirty-three million, nine hundred ninety-one thousand, two hundred fifty-seven".