345903337 has 4 divisors (see below), whose sum is σ = 372511300. Its totient is φ = 319295376.

The previous prime is 345903331. The next prime is 345903353. The reversal of 345903337 is 733309543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 98029801 + 247873536 = 9901^2 + 15744^2 .

It is a cyclic number.

It is not a de Polignac number, because 345903337 - 2¹⁹ = 345379049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345903296 and 345903305.

It is not an unprimeable number, because it can be changed into a prime (345903331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13303962 + ... + 13303987.

It is an arithmetic number, because the mean of its divisors is an integer number (93127825).

Almost surely, 2^345903337 is an apocalyptic number.

It is an amenable number.

345903337 is a deficient number, since it is larger than the sum of its proper divisors (26607963).

345903337 is a wasteful number, since it uses less digits than its factorization.

345903337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26607962.

The product of its (nonzero) digits is 102060, while the sum is 37.

The square root of 345903337 is about 18598.4767387009. The cubic root of 345903337 is about 701.9695125868.

The spelling of 345903337 in words is "three hundred forty-five million, nine hundred three thousand, three hundred thirty-seven".