345211674373 has 2 divisors, whose sum is σ = 345211674374. Its totient is φ = 345211674372.

The previous prime is 345211674371. The next prime is 345211674403. The reversal of 345211674373 is 373476112543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 280834283844 + 64377390529 = 529938^2 + 253727^2 .

It is a cyclic number.

It is not a de Polignac number, because 345211674373 - 2¹ = 345211674371 is a prime.

It is a super-2 number, since 2×345211674373² (a number of 24 digits) contains 22 as substring.

Together with 345211674371, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345211674371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172605837186 + 172605837187.

It is an arithmetic number, because the mean of its divisors is an integer number (172605837187).

Almost surely, 2^345211674373 is an apocalyptic number.

It is an amenable number.

345211674373 is a deficient number, since it is larger than the sum of its proper divisors (1).

345211674373 is an equidigital number, since it uses as much as digits as its factorization.

345211674373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 46.

The spelling of 345211674373 in words is "three hundred forty-five billion, two hundred eleven million, six hundred seventy-four thousand, three hundred seventy-three".