345203101 has 4 divisors (see below), whose sum is σ = 345780000. Its totient is φ = 344626204.

The previous prime is 345203093. The next prime is 345203141. The reversal of 345203101 is 101302543.

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.

It is a cyclic number.

It is not a de Polignac number, because 345203101 - 2³ = 345203093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345203141) 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, 287551 + ... + 288748.

It is an arithmetic number, because the mean of its divisors is an integer number (86445000).

Almost surely, 2^345203101 is an apocalyptic number.

It is an amenable number.

345203101 is a deficient number, since it is larger than the sum of its proper divisors (576899).

345203101 is an equidigital number, since it uses as much as digits as its factorization.

345203101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576898.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 345203101 is about 18579.6421117308. The cubic root of 345203101 is about 701.4955108128.

Adding to 345203101 its reverse (101302543), we get a palindrome (446505644).

The spelling of 345203101 in words is "three hundred forty-five million, two hundred three thousand, one hundred one".