925338991 has 2 divisors, whose sum is σ = 925338992. Its totient is φ = 925338990.

The previous prime is 925338983. The next prime is 925339027. The reversal of 925338991 is 199833529.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 925338991 - 2³ = 925338983 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (925338971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 462669495 + 462669496.

It is an arithmetic number, because the mean of its divisors is an integer number (462669496).

Almost surely, 2^925338991 is an apocalyptic number.

925338991 is a deficient number, since it is larger than the sum of its proper divisors (1).

925338991 is an equidigital number, since it uses as much as digits as its factorization.

925338991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 524880, while the sum is 49.

The square root of 925338991 is about 30419.3851187035. The cubic root of 925338991 is about 974.4665908973.

The spelling of 925338991 in words is "nine hundred twenty-five million, three hundred thirty-eight thousand, nine hundred ninety-one".