345431415353023 has 2 divisors, whose sum is σ = 345431415353024. Its totient is φ = 345431415353022.

The previous prime is 345431415352987. The next prime is 345431415353099. The reversal of 345431415353023 is 320353514134543.

It is a weak prime.

It is an emirp because it is prime and its reverse (320353514134543) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345431415353023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345431415357023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172715707676511 + 172715707676512.

It is an arithmetic number, because the mean of its divisors is an integer number (172715707676512).

Almost surely, 2^{345431415353023} is an apocalyptic number.

345431415353023 is a deficient number, since it is larger than the sum of its proper divisors (1).

345431415353023 is an equidigital number, since it uses as much as digits as its factorization.

345431415353023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888000, while the sum is 46.

Adding to 345431415353023 its reverse (320353514134543), we get a palindrome (665784929487566).

The spelling of 345431415353023 in words is "three hundred forty-five trillion, four hundred thirty-one billion, four hundred fifteen million, three hundred fifty-three thousand, twenty-three".