345510049 has 2 divisors, whose sum is σ = 345510050. Its totient is φ = 345510048.

The previous prime is 345510017. The next prime is 345510119. The reversal of 345510049 is 940015543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257281600 + 88228449 = 16040^2 + 9393^2 .

It is a cyclic number.

It is not a de Polignac number, because 345510049 - 2⁵ = 345510017 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 345510049.

It is not a weakly prime, because it can be changed into another prime (345510149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172755024 + 172755025.

It is an arithmetic number, because the mean of its divisors is an integer number (172755025).

Almost surely, 2^345510049 is an apocalyptic number.

It is an amenable number.

345510049 is a deficient number, since it is larger than the sum of its proper divisors (1).

345510049 is an equidigital number, since it uses as much as digits as its factorization.

345510049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 345510049 is about 18587.9006076534. The cubic root of 345510049 is about 701.7033680179.

The spelling of 345510049 in words is "three hundred forty-five million, five hundred ten thousand, forty-nine".