345048199 has 4 divisors (see below), whose sum is σ = 354373864. Its totient is φ = 335722536.

The previous prime is 345048173. The next prime is 345048217. The reversal of 345048199 is 991840543.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 991840543 = 1297 ⋅764719.

It is a cyclic number.

It is not a de Polignac number, because 345048199 - 2⁷ = 345048071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345048149) 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, 4662777 + ... + 4662850.

It is an arithmetic number, because the mean of its divisors is an integer number (88593466).

Almost surely, 2^345048199 is an apocalyptic number.

345048199 is a deficient number, since it is larger than the sum of its proper divisors (9325665).

345048199 is an equidigital number, since it uses as much as digits as its factorization.

345048199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9325664.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 345048199 is about 18575.4730491581. The cubic root of 345048199 is about 701.3905684231.

The spelling of 345048199 in words is "three hundred forty-five million, forty-eight thousand, one hundred ninety-nine".