345441135731 has 4 divisors (see below), whose sum is σ = 345602332992. Its totient is φ = 345279938472.

The previous prime is 345441135647. The next prime is 345441135737. The reversal of 345441135731 is 137531144543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345441135731 - 2¹⁴ = 345441119347 is a prime.

It is a super-2 number, since 2×345441135731² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345441135737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80595416 + ... + 80599701.

It is an arithmetic number, because the mean of its divisors is an integer number (86400583248).

Almost surely, 2^345441135731 is an apocalyptic number.

345441135731 is a deficient number, since it is larger than the sum of its proper divisors (161197261).

345441135731 is a wasteful number, since it uses less digits than its factorization.

345441135731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161197260.

The product of its digits is 302400, while the sum is 41.

The spelling of 345441135731 in words is "three hundred forty-five billion, four hundred forty-one million, one hundred thirty-five thousand, seven hundred thirty-one".