345151399 has 2 divisors, whose sum is σ = 345151400. Its totient is φ = 345151398.

The previous prime is 345151393. The next prime is 345151483. The reversal of 345151399 is 993151543.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 345151399 - 2⁹ = 345150887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (345151393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172575699 + 172575700.

It is an arithmetic number, because the mean of its divisors is an integer number (172575700).

Almost surely, 2^345151399 is an apocalyptic number.

345151399 is a deficient number, since it is larger than the sum of its proper divisors (1).

345151399 is an equidigital number, since it uses as much as digits as its factorization.

345151399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72900, while the sum is 40.

The square root of 345151399 is about 18578.2506980609. The cubic root of 345151399 is about 701.4604874390.

The spelling of 345151399 in words is "three hundred forty-five million, one hundred fifty-one thousand, three hundred ninety-nine".