348885157 has 2 divisors, whose sum is σ = 348885158. Its totient is φ = 348885156.

The previous prime is 348885149. The next prime is 348885161. The reversal of 348885157 is 751588843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 337420161 + 11464996 = 18369^2 + 3386^2 .

It is a cyclic number.

It is not a de Polignac number, because 348885157 - 2³ = 348885149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 348885157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348885107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174442578 + 174442579.

It is an arithmetic number, because the mean of its divisors is an integer number (174442579).

Almost surely, 2^348885157 is an apocalyptic number.

It is an amenable number.

348885157 is a deficient number, since it is larger than the sum of its proper divisors (1).

348885157 is an equidigital number, since it uses as much as digits as its factorization.

348885157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1075200, while the sum is 49.

The square root of 348885157 is about 18678.4677369424. The cubic root of 348885157 is about 703.9808267043.

The spelling of 348885157 in words is "three hundred forty-eight million, eight hundred eighty-five thousand, one hundred fifty-seven".