104430857 has 2 divisors, whose sum is σ = 104430858. Its totient is φ = 104430856.

The previous prime is 104430793. The next prime is 104430877. The reversal of 104430857 is 758034401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88717561 + 15713296 = 9419^2 + 3964^2 .

It is a cyclic number.

It is not a de Polignac number, because 104430857 - 2⁶ = 104430793 is a prime.

It is not a weakly prime, because it can be changed into another prime (104430877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52215428 + 52215429.

It is an arithmetic number, because the mean of its divisors is an integer number (52215429).

Almost surely, 2^104430857 is an apocalyptic number.

It is an amenable number.

104430857 is a deficient number, since it is larger than the sum of its proper divisors (1).

104430857 is an equidigital number, since it uses as much as digits as its factorization.

104430857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 104430857 is about 10219.1416958568. The cubic root of 104430857 is about 470.9154588220.

The spelling of 104430857 in words is "one hundred four million, four hundred thirty thousand, eight hundred fifty-seven".