345113440531 has 8 divisors (see below), whose sum is σ = 360126003744. Its totient is φ = 330101513280.

The previous prime is 345113440519. The next prime is 345113440541. The reversal of 345113440531 is 135044311543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-345113440531 is a prime.

It is a super-2 number, since 2×345113440531² (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 (345113440541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1195585 + ... + 1455901.

It is an arithmetic number, because the mean of its divisors is an integer number (45015750468).

Almost surely, 2^345113440531 is an apocalyptic number.

345113440531 is a deficient number, since it is larger than the sum of its proper divisors (15012563213).

345113440531 is a wasteful number, since it uses less digits than its factorization.

345113440531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317981.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 345113440531 in words is "three hundred forty-five billion, one hundred thirteen million, four hundred forty thousand, five hundred thirty-one".