853932451 has 2 divisors, whose sum is σ = 853932452. Its totient is φ = 853932450.

The previous prime is 853932437. The next prime is 853932493. The reversal of 853932451 is 154239358.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 853932451 - 2⁷ = 853932323 is a prime.

It is not a weakly prime, because it can be changed into another prime (853032451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426966225 + 426966226.

It is an arithmetic number, because the mean of its divisors is an integer number (426966226).

Almost surely, 2^853932451 is an apocalyptic number.

853932451 is a deficient number, since it is larger than the sum of its proper divisors (1).

853932451 is an equidigital number, since it uses as much as digits as its factorization.

853932451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 40.

The square root of 853932451 is about 29222.1226299528. The cubic root of 853932451 is about 948.7268081863.

The spelling of 853932451 in words is "eight hundred fifty-three million, nine hundred thirty-two thousand, four hundred fifty-one".