345122300513 has 2 divisors, whose sum is σ = 345122300514. Its totient is φ = 345122300512.

The previous prime is 345122300377. The next prime is 345122300521. The reversal of 345122300513 is 315003221543.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 258234716224 + 86887584289 = 508168^2 + 294767^2 .

It is a cyclic number.

It is not a de Polignac number, because 345122300513 - 2²² = 345118106209 is a prime.

It is a super-2 number, since 2×345122300513² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (345122300573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172561150256 + 172561150257.

It is an arithmetic number, because the mean of its divisors is an integer number (172561150257).

Almost surely, 2^345122300513 is an apocalyptic number.

It is an amenable number.

345122300513 is a deficient number, since it is larger than the sum of its proper divisors (1).

345122300513 is an equidigital number, since it uses as much as digits as its factorization.

345122300513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 345122300513 in words is "three hundred forty-five billion, one hundred twenty-two million, three hundred thousand, five hundred thirteen".