340875091 has 2 divisors, whose sum is σ = 340875092. Its totient is φ = 340875090.

The previous prime is 340875083. The next prime is 340875229. The reversal of 340875091 is 190578043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 340875091 - 2³ = 340875083 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 340875091.

It is not a weakly prime, because it can be changed into another prime (340875001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170437545 + 170437546.

It is an arithmetic number, because the mean of its divisors is an integer number (170437546).

Almost surely, 2^340875091 is an apocalyptic number.

340875091 is a deficient number, since it is larger than the sum of its proper divisors (1).

340875091 is an equidigital number, since it uses as much as digits as its factorization.

340875091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 340875091 is about 18462.8029020515. The cubic root of 340875091 is about 698.5514883323.

The spelling of 340875091 in words is "three hundred forty million, eight hundred seventy-five thousand, ninety-one".