345585272023 has 2 divisors, whose sum is σ = 345585272024. Its totient is φ = 345585272022.

The previous prime is 345585271981. The next prime is 345585272027. The reversal of 345585272023 is 320272585543.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345585272023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345585272027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172792636011 + 172792636012.

It is an arithmetic number, because the mean of its divisors is an integer number (172792636012).

Almost surely, 2^345585272023 is an apocalyptic number.

345585272023 is a deficient number, since it is larger than the sum of its proper divisors (1).

345585272023 is an equidigital number, since it uses as much as digits as its factorization.

345585272023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 345585272023 in words is "three hundred forty-five billion, five hundred eighty-five million, two hundred seventy-two thousand, twenty-three".