349806151 has 2 divisors, whose sum is σ = 349806152. Its totient is φ = 349806150.

The previous prime is 349806143. The next prime is 349806167. The reversal of 349806151 is 151608943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349806151 - 2³ = 349806143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 349806151.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349806851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174903075 + 174903076.

It is an arithmetic number, because the mean of its divisors is an integer number (174903076).

Almost surely, 2^349806151 is an apocalyptic number.

349806151 is a deficient number, since it is larger than the sum of its proper divisors (1).

349806151 is an equidigital number, since it uses as much as digits as its factorization.

349806151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 349806151 is about 18703.1053838661. The cubic root of 349806151 is about 704.5997432923.

The spelling of 349806151 in words is "three hundred forty-nine million, eight hundred six thousand, one hundred fifty-one".