348270977 has 2 divisors, whose sum is σ = 348270978. Its totient is φ = 348270976.

The previous prime is 348270953. The next prime is 348270997. The reversal of 348270977 is 779072843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306810256 + 41460721 = 17516^2 + 6439^2 .

It is an emirp because it is prime and its reverse (779072843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 348270977 - 2²² = 344076673 is a prime.

It is not a weakly prime, because it can be changed into another prime (348270917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174135488 + 174135489.

It is an arithmetic number, because the mean of its divisors is an integer number (174135489).

Almost surely, 2^348270977 is an apocalyptic number.

It is an amenable number.

348270977 is a deficient number, since it is larger than the sum of its proper divisors (1).

348270977 is an equidigital number, since it uses as much as digits as its factorization.

348270977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 592704, while the sum is 47.

The square root of 348270977 is about 18662.0196388279. The cubic root of 348270977 is about 703.5674863828.

The spelling of 348270977 in words is "three hundred forty-eight million, two hundred seventy thousand, nine hundred seventy-seven".