577421423 has 2 divisors, whose sum is σ = 577421424. Its totient is φ = 577421422.

The previous prime is 577421413. The next prime is 577421437. The reversal of 577421423 is 324124775.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 577421423 - 2¹⁰ = 577420399 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (577421413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 288710711 + 288710712.

It is an arithmetic number, because the mean of its divisors is an integer number (288710712).

Almost surely, 2^577421423 is an apocalyptic number.

577421423 is a deficient number, since it is larger than the sum of its proper divisors (1).

577421423 is an equidigital number, since it uses as much as digits as its factorization.

577421423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 47040, while the sum is 35.

The square root of 577421423 is about 24029.5947323295. The cubic root of 577421423 is about 832.7173834346.

The spelling of 577421423 in words is "five hundred seventy-seven million, four hundred twenty-one thousand, four hundred twenty-three".