345063377 has 2 divisors, whose sum is σ = 345063378. Its totient is φ = 345063376.

The previous prime is 345063361. The next prime is 345063391. The reversal of 345063377 is 773360543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 282273601 + 62789776 = 16801^2 + 7924^2 .

It is a cyclic number.

It is not a de Polignac number, because 345063377 - 2⁴ = 345063361 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345063377.

It is not a weakly prime, because it can be changed into another prime (345065377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172531688 + 172531689.

It is an arithmetic number, because the mean of its divisors is an integer number (172531689).

Almost surely, 2^345063377 is an apocalyptic number.

It is an amenable number.

345063377 is a deficient number, since it is larger than the sum of its proper divisors (1).

345063377 is an equidigital number, since it uses as much as digits as its factorization.

345063377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760, while the sum is 38.

The square root of 345063377 is about 18575.8815941532. The cubic root of 345063377 is about 701.4008525418.

The spelling of 345063377 in words is "three hundred forty-five million, sixty-three thousand, three hundred seventy-seven".