4577452391 has 2 divisors, whose sum is σ = 4577452392. Its totient is φ = 4577452390.

The previous prime is 4577452349. The next prime is 4577452417. The reversal of 4577452391 is 1932547754.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4577452391 - 2²² = 4573258087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4577452301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2288726195 + 2288726196.

It is an arithmetic number, because the mean of its divisors is an integer number (2288726196).

Almost surely, 2^4577452391 is an apocalyptic number.

4577452391 is a deficient number, since it is larger than the sum of its proper divisors (1).

4577452391 is an equidigital number, since it uses as much as digits as its factorization.

4577452391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1058400, while the sum is 47.

The square root of 4577452391 is about 67656.8724594922. The cubic root of 4577452391 is about 1660.3817275462.

The spelling of 4577452391 in words is "four billion, five hundred seventy-seven million, four hundred fifty-two thousand, three hundred ninety-one".