914869957 has 2 divisors, whose sum is σ = 914869958. Its totient is φ = 914869956.

The previous prime is 914869951. The next prime is 914870101. The reversal of 914869957 is 759968419.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 833707876 + 81162081 = 28874^2 + 9009^2 .

It is a cyclic number.

It is not a de Polignac number, because 914869957 - 2⁷ = 914869829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (914869951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457434978 + 457434979.

It is an arithmetic number, because the mean of its divisors is an integer number (457434979).

Almost surely, 2^914869957 is an apocalyptic number.

It is an amenable number.

914869957 is a deficient number, since it is larger than the sum of its proper divisors (1).

914869957 is an equidigital number, since it uses as much as digits as its factorization.

914869957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4898880, while the sum is 58.

The square root of 914869957 is about 30246.8173036437. The cubic root of 914869957 is about 970.7776938885. Note that the first 3 decimals are identical.

The spelling of 914869957 in words is "nine hundred fourteen million, eight hundred sixty-nine thousand, nine hundred fifty-seven".