348181133 has 2 divisors, whose sum is σ = 348181134. Its totient is φ = 348181132.

The previous prime is 348181117. The next prime is 348181147. The reversal of 348181133 is 331181843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242954569 + 105226564 = 15587^2 + 10258^2 .

It is a cyclic number.

It is not a de Polignac number, because 348181133 - 2⁴ = 348181117 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 348181133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348181033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174090566 + 174090567.

It is an arithmetic number, because the mean of its divisors is an integer number (174090567).

Almost surely, 2^348181133 is an apocalyptic number.

It is an amenable number.

348181133 is a deficient number, since it is larger than the sum of its proper divisors (1).

348181133 is an equidigital number, since it uses as much as digits as its factorization.

348181133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 32.

The square root of 348181133 is about 18659.6123485993. The cubic root of 348181133 is about 703.5069810504.

The spelling of 348181133 in words is "three hundred forty-eight million, one hundred eighty-one thousand, one hundred thirty-three".