345636353 has 4 divisors (see below), whose sum is σ = 363827760. Its totient is φ = 327444948.

The previous prime is 345636349. The next prime is 345636371. The reversal of 345636353 is 353636543.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 353636543 = 13 ⋅27202811.

It is a cyclic number.

It is not a de Polignac number, because 345636353 - 2² = 345636349 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345636383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9095675 + ... + 9095712.

It is an arithmetic number, because the mean of its divisors is an integer number (90956940).

Almost surely, 2^345636353 is an apocalyptic number.

It is an amenable number.

345636353 is a deficient number, since it is larger than the sum of its proper divisors (18191407).

345636353 is a wasteful number, since it uses less digits than its factorization.

345636353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18191406.

The product of its digits is 291600, while the sum is 38.

The square root of 345636353 is about 18591.2977761102. The cubic root of 345636353 is about 701.7888620530.

The spelling of 345636353 in words is "three hundred forty-five million, six hundred thirty-six thousand, three hundred fifty-three".