345753653 has 6 divisors (see below), whose sum is σ = 402203286. Its totient is φ = 296360232.

The previous prime is 345753647. The next prime is 345753677. The reversal of 345753653 is 356357543.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 307721764 + 38031889 = 17542^2 + 6167^2 .

It is not a de Polignac number, because 345753653 - 2⁴ = 345753637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 345753653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345753643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3528050 + ... + 3528147.

It is an arithmetic number, because the mean of its divisors is an integer number (67033881).

Almost surely, 2^345753653 is an apocalyptic number.

It is an amenable number.

345753653 is a deficient number, since it is larger than the sum of its proper divisors (56449633).

345753653 is an equidigital number, since it uses as much as digits as its factorization.

345753653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7056211 (or 7056204 counting only the distinct ones).

The product of its digits is 567000, while the sum is 41.

The square root of 345753653 is about 18594.4522102696. The cubic root of 345753653 is about 701.8682427105.

The spelling of 345753653 in words is "three hundred forty-five million, seven hundred fifty-three thousand, six hundred fifty-three".