336145091 has 2 divisors, whose sum is σ = 336145092. Its totient is φ = 336145090.

The previous prime is 336145087. The next prime is 336145123. The reversal of 336145091 is 190541633.

It is an a-pointer prime, because the next prime (336145123) can be obtained adding 336145091 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 336145091 - 2² = 336145087 is a prime.

It is a super-2 number, since 2×336145091² = 225987044406796562, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (336145291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168072545 + 168072546.

It is an arithmetic number, because the mean of its divisors is an integer number (168072546).

Almost surely, 2^336145091 is an apocalyptic number.

336145091 is a deficient number, since it is larger than the sum of its proper divisors (1).

336145091 is an equidigital number, since it uses as much as digits as its factorization.

336145091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 336145091 is about 18334.2600341546. The cubic root of 336145091 is about 695.3053820735.

The spelling of 336145091 in words is "three hundred thirty-six million, one hundred forty-five thousand, ninety-one".