894052931 has 2 divisors, whose sum is σ = 894052932. Its totient is φ = 894052930.

The previous prime is 894052889. The next prime is 894052937. The reversal of 894052931 is 139250498.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-894052931 is a prime.

It is a super-2 number, since 2×894052931² = 1598661286859381522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (894052937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 447026465 + 447026466.

It is an arithmetic number, because the mean of its divisors is an integer number (447026466).

Almost surely, 2^894052931 is an apocalyptic number.

894052931 is a deficient number, since it is larger than the sum of its proper divisors (1).

894052931 is an equidigital number, since it uses as much as digits as its factorization.

894052931 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 894052931 is about 29900.7179010806. The cubic root of 894052931 is about 963.3580787961.

The spelling of 894052931 in words is "eight hundred ninety-four million, fifty-two thousand, nine hundred thirty-one".