348163957 has 2 divisors, whose sum is σ = 348163958. Its totient is φ = 348163956.

The previous prime is 348163951. The next prime is 348163973. The reversal of 348163957 is 759361843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 180875601 + 167288356 = 13449^2 + 12934^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348163957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348163951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174081978 + 174081979.

It is an arithmetic number, because the mean of its divisors is an integer number (174081979).

Almost surely, 2^348163957 is an apocalyptic number.

It is an amenable number.

348163957 is a deficient number, since it is larger than the sum of its proper divisors (1).

348163957 is an equidigital number, since it uses as much as digits as its factorization.

348163957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 544320, while the sum is 46.

The square root of 348163957 is about 18659.1520975633. The cubic root of 348163957 is about 703.4954127091.

The spelling of 348163957 in words is "three hundred forty-eight million, one hundred sixty-three thousand, nine hundred fifty-seven".