345331133551 has 2 divisors, whose sum is σ = 345331133552. Its totient is φ = 345331133550.

The previous prime is 345331133519. The next prime is 345331133627. The reversal of 345331133551 is 155331133543.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345331133551 - 2⁵ = 345331133519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345331133551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345331833551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172665566775 + 172665566776.

It is an arithmetic number, because the mean of its divisors is an integer number (172665566776).

Almost surely, 2^345331133551 is an apocalyptic number.

345331133551 is a deficient number, since it is larger than the sum of its proper divisors (1).

345331133551 is an equidigital number, since it uses as much as digits as its factorization.

345331133551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121500, while the sum is 37.

The spelling of 345331133551 in words is "three hundred forty-five billion, three hundred thirty-one million, one hundred thirty-three thousand, five hundred fifty-one".