345203361 has 12 divisors (see below), whose sum is σ = 503041188. Its totient is φ = 228098304.

The previous prime is 345203359. The next prime is 345203393. The reversal of 345203361 is 163302543.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 15563025 + 329640336 = 3945^2 + 18156^2 .

It is not a de Polignac number, because 345203361 - 2¹ = 345203359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345204361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168700 + ... + 170733.

It is an arithmetic number, because the mean of its divisors is an integer number (41920099).

Almost surely, 2^345203361 is an apocalyptic number.

It is an amenable number.

345203361 is a deficient number, since it is larger than the sum of its proper divisors (157837827).

345203361 is a wasteful number, since it uses less digits than its factorization.

345203361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339552 (or 339549 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 345203361 is about 18579.6491086350. The cubic root of 345203361 is about 701.4956869301.

The spelling of 345203361 in words is "three hundred forty-five million, two hundred three thousand, three hundred sixty-one".