345141396569 has 2 divisors, whose sum is σ = 345141396570. Its totient is φ = 345141396568.

The previous prime is 345141396539. The next prime is 345141396577. The reversal of 345141396569 is 965693141543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 227708387344 + 117433009225 = 477188^2 + 342685^2 .

It is a cyclic number.

It is not a de Polignac number, because 345141396569 - 2²⁸ = 344872961113 is a prime.

It is a super-2 number, since 2×345141396569² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (345141396529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172570698284 + 172570698285.

It is an arithmetic number, because the mean of its divisors is an integer number (172570698285).

Almost surely, 2^345141396569 is an apocalyptic number.

It is an amenable number.

345141396569 is a deficient number, since it is larger than the sum of its proper divisors (1).

345141396569 is an equidigital number, since it uses as much as digits as its factorization.

345141396569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10497600, while the sum is 56.

The spelling of 345141396569 in words is "three hundred forty-five billion, one hundred forty-one million, three hundred ninety-six thousand, five hundred sixty-nine".