109927259257 has 2 divisors, whose sum is σ = 109927259258. Its totient is φ = 109927259256.

The previous prime is 109927259249. The next prime is 109927259261. The reversal of 109927259257 is 752952729901.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98329907776 + 11597351481 = 313576^2 + 107691^2 .

It is a cyclic number.

It is not a de Polignac number, because 109927259257 - 2³ = 109927259249 is a prime.

It is not a weakly prime, because it can be changed into another prime (109927259557) 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, 54963629628 + 54963629629.

It is an arithmetic number, because the mean of its divisors is an integer number (54963629629).

Almost surely, 2^109927259257 is an apocalyptic number.

It is an amenable number.

109927259257 is a deficient number, since it is larger than the sum of its proper divisors (1).

109927259257 is an equidigital number, since it uses as much as digits as its factorization.

109927259257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7144200, while the sum is 58.

The spelling of 109927259257 in words is "one hundred nine billion, nine hundred twenty-seven million, two hundred fifty-nine thousand, two hundred fifty-seven".