20110048957 has 2 divisors, whose sum is σ = 20110048958. Its totient is φ = 20110048956.

The previous prime is 20110048939. The next prime is 20110048961. The reversal of 20110048957 is 75984001102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18418289796 + 1691759161 = 135714^2 + 41131^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20110048957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110048997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055024478 + 10055024479.

It is an arithmetic number, because the mean of its divisors is an integer number (10055024479).

Almost surely, 2^20110048957 is an apocalyptic number.

It is an amenable number.

20110048957 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110048957 is an equidigital number, since it uses as much as digits as its factorization.

20110048957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 37.

The spelling of 20110048957 in words is "twenty billion, one hundred ten million, forty-eight thousand, nine hundred fifty-seven".