345210741427 has 2 divisors, whose sum is σ = 345210741428. Its totient is φ = 345210741426.

The previous prime is 345210741373. The next prime is 345210741487. The reversal of 345210741427 is 724147012543.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345210741427 - 2⁷ = 345210741299 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345210741427.

It is not a weakly prime, because it can be changed into another prime (345210741487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172605370713 + 172605370714.

It is an arithmetic number, because the mean of its divisors is an integer number (172605370714).

Almost surely, 2^345210741427 is an apocalyptic number.

345210741427 is a deficient number, since it is larger than the sum of its proper divisors (1).

345210741427 is an equidigital number, since it uses as much as digits as its factorization.

345210741427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 188160, while the sum is 40.

The spelling of 345210741427 in words is "three hundred forty-five billion, two hundred ten million, seven hundred forty-one thousand, four hundred twenty-seven".