354031091 has 2 divisors, whose sum is σ = 354031092. Its totient is φ = 354031090.

The previous prime is 354031061. The next prime is 354031141. The reversal of 354031091 is 190130453.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 354031091 - 2²⁶ = 286922227 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 354031091.

It is not a weakly prime, because it can be changed into another prime (354031031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177015545 + 177015546.

It is an arithmetic number, because the mean of its divisors is an integer number (177015546).

Almost surely, 2^354031091 is an apocalyptic number.

354031091 is a deficient number, since it is larger than the sum of its proper divisors (1).

354031091 is an equidigital number, since it uses as much as digits as its factorization.

354031091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 354031091 is about 18815.7139380891. The cubic root of 354031091 is about 707.4251048007.

The spelling of 354031091 in words is "three hundred fifty-four million, thirty-one thousand, ninety-one".