345277003 has 4 divisors (see below), whose sum is σ = 347084928. Its totient is φ = 343469080.

The previous prime is 345276991. The next prime is 345277043. The reversal of 345277003 is 300772543.

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

It is a cyclic number.

It is not a de Polignac number, because 345277003 - 2²⁵ = 311722571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345277043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 903676 + ... + 904057.

It is an arithmetic number, because the mean of its divisors is an integer number (86771232).

Almost surely, 2^345277003 is an apocalyptic number.

345277003 is a deficient number, since it is larger than the sum of its proper divisors (1807925).

345277003 is a wasteful number, since it uses less digits than its factorization.

345277003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807924.

The product of its (nonzero) digits is 17640, while the sum is 31.

The square root of 345277003 is about 18581.6307949545. The cubic root of 345277003 is about 701.5455665838.

The spelling of 345277003 in words is "three hundred forty-five million, two hundred seventy-seven thousand, three".