345932111669 has 2 divisors, whose sum is σ = 345932111670. Its totient is φ = 345932111668.

The previous prime is 345932111659. The next prime is 345932111677. The reversal of 345932111669 is 966111239543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 333983435569 + 11948676100 = 577913^2 + 109310^2 .

It is a cyclic number.

It is not a de Polignac number, because 345932111669 - 2⁴ = 345932111653 is a prime.

It is a super-2 number, since 2×345932111669² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345932111659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172966055834 + 172966055835.

It is an arithmetic number, because the mean of its divisors is an integer number (172966055835).

Almost surely, 2^345932111669 is an apocalyptic number.

It is an amenable number.

345932111669 is a deficient number, since it is larger than the sum of its proper divisors (1).

345932111669 is an equidigital number, since it uses as much as digits as its factorization.

345932111669 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1049760, while the sum is 50.

The spelling of 345932111669 in words is "three hundred forty-five billion, nine hundred thirty-two million, one hundred eleven thousand, six hundred sixty-nine".