346545091 has 2 divisors, whose sum is σ = 346545092. Its totient is φ = 346545090.

The previous prime is 346545061. The next prime is 346545097. The reversal of 346545091 is 190545643.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 346545091 - 2⁷ = 346544963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 346545091.

It is not a weakly prime, because it can be changed into another prime (346545097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173272545 + 173272546.

It is an arithmetic number, because the mean of its divisors is an integer number (173272546).

Almost surely, 2^346545091 is an apocalyptic number.

346545091 is a deficient number, since it is larger than the sum of its proper divisors (1).

346545091 is an equidigital number, since it uses as much as digits as its factorization.

346545091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 346545091 is about 18615.7216083610. The cubic root of 346545091 is about 702.4033654221.

The spelling of 346545091 in words is "three hundred forty-six million, five hundred forty-five thousand, ninety-one".