345700853 has 2 divisors, whose sum is σ = 345700854. Its totient is φ = 345700852.

The previous prime is 345700841. The next prime is 345700867. The reversal of 345700853 is 358007543.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 218980804 + 126720049 = 14798^2 + 11257^2 .

It is an emirp because it is prime and its reverse (358007543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345700853 - 2⁴ = 345700837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345700813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172850426 + 172850427.

It is an arithmetic number, because the mean of its divisors is an integer number (172850427).

Almost surely, 2^345700853 is an apocalyptic number.

It is an amenable number.

345700853 is a deficient number, since it is larger than the sum of its proper divisors (1).

345700853 is an equidigital number, since it uses as much as digits as its factorization.

345700853 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 345700853 is about 18593.0323777484. The cubic root of 345700853 is about 701.8325134859.

The spelling of 345700853 in words is "three hundred forty-five million, seven hundred thousand, eight hundred fifty-three".