345311201 has 4 divisors (see below), whose sum is σ = 356450304. Its totient is φ = 334172100.

The previous prime is 345311171. The next prime is 345311221. The reversal of 345311201 is 102113543.

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 a de Polignac number, because none of the positive numbers 2^k-345311201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345311221) 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, 5569505 + ... + 5569566.

It is an arithmetic number, because the mean of its divisors is an integer number (89112576).

Almost surely, 2^345311201 is an apocalyptic number.

345311201 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

345311201 is a deficient number, since it is larger than the sum of its proper divisors (11139103).

345311201 is a wasteful number, since it uses less digits than its factorization.

345311201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11139102.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 345311201 is about 18582.5509820369. The cubic root of 345311201 is about 701.5687273727.

Adding to 345311201 its reverse (102113543), we get a palindrome (447424744).

The spelling of 345311201 in words is "three hundred forty-five million, three hundred eleven thousand, two hundred one".