110000999957 has 2 divisors, whose sum is σ = 110000999958. Its totient is φ = 110000999956.

The previous prime is 110000999879. The next prime is 110000999971. The reversal of 110000999957 is 759999000011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105208760881 + 4792239076 = 324359^2 + 69226^2 .

It is a cyclic number.

It is not a de Polignac number, because 110000999957 - 2²⁴ = 109984222741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110000999987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55000499978 + 55000499979.

It is an arithmetic number, because the mean of its divisors is an integer number (55000499979).

Almost surely, 2^110000999957 is an apocalyptic number.

It is an amenable number.

110000999957 is a deficient number, since it is larger than the sum of its proper divisors (1).

110000999957 is an equidigital number, since it uses as much as digits as its factorization.

110000999957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 229635, while the sum is 50.

Adding to 110000999957 its reverse (759999000011), we get a palindrome (869999999968).

The spelling of 110000999957 in words is "one hundred ten billion, nine hundred ninety-nine thousand, nine hundred fifty-seven".