419571023 has 2 divisors, whose sum is σ = 419571024. Its totient is φ = 419571022.

The previous prime is 419571011. The next prime is 419571073. The reversal of 419571023 is 320175914.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-419571023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (419571073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 209785511 + 209785512.

It is an arithmetic number, because the mean of its divisors is an integer number (209785512).

Almost surely, 2^419571023 is an apocalyptic number.

419571023 is a deficient number, since it is larger than the sum of its proper divisors (1).

419571023 is an equidigital number, since it uses as much as digits as its factorization.

419571023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 419571023 is about 20483.4328909975. The cubic root of 419571023 is about 748.6321872639.

The spelling of 419571023 in words is "four hundred nineteen million, five hundred seventy-one thousand, twenty-three".