888040957 has 2 divisors, whose sum is σ = 888040958. Its totient is φ = 888040956.

The previous prime is 888040927. The next prime is 888040961. The reversal of 888040957 is 759040888.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 884408121 + 3632836 = 29739^2 + 1906^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-888040957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 888040957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (888040927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 444020478 + 444020479.

It is an arithmetic number, because the mean of its divisors is an integer number (444020479).

Almost surely, 2^888040957 is an apocalyptic number.

It is an amenable number.

888040957 is a deficient number, since it is larger than the sum of its proper divisors (1).

888040957 is an equidigital number, since it uses as much as digits as its factorization.

888040957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 645120, while the sum is 49.

The square root of 888040957 is about 29800.0160570427. The cubic root of 888040957 is about 961.1938839210.

The spelling of 888040957 in words is "eight hundred eighty-eight million, forty thousand, nine hundred fifty-seven".