275696977 has 2 divisors, whose sum is σ = 275696978. Its totient is φ = 275696976.

The previous prime is 275696963. The next prime is 275696987. The reversal of 275696977 is 779696572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 222129216 + 53567761 = 14904^2 + 7319^2 .

It is a cyclic number.

It is not a de Polignac number, because 275696977 - 2¹⁵ = 275664209 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (275696957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137848488 + 137848489.

It is an arithmetic number, because the mean of its divisors is an integer number (137848489).

Almost surely, 2^275696977 is an apocalyptic number.

It is an amenable number.

275696977 is a deficient number, since it is larger than the sum of its proper divisors (1).

275696977 is an equidigital number, since it uses as much as digits as its factorization.

275696977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10001880, while the sum is 58.

The square root of 275696977 is about 16604.1253006595. The cubic root of 275696977 is about 650.8446431750.

The spelling of 275696977 in words is "two hundred seventy-five million, six hundred ninety-six thousand, nine hundred seventy-seven".