27875151097 has 2 divisors, whose sum is σ = 27875151098. Its totient is φ = 27875151096.

The previous prime is 27875151043. The next prime is 27875151127. The reversal of 27875151097 is 79015157872.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23694752761 + 4180398336 = 153931^2 + 64656^2 .

It is a cyclic number.

It is not a de Polignac number, because 27875151097 - 2²³ = 27866762489 is a prime.

It is not a weakly prime, because it can be changed into another prime (27875151037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13937575548 + 13937575549.

It is an arithmetic number, because the mean of its divisors is an integer number (13937575549).

Almost surely, 2^27875151097 is an apocalyptic number.

It is an amenable number.

27875151097 is a deficient number, since it is larger than the sum of its proper divisors (1).

27875151097 is an equidigital number, since it uses as much as digits as its factorization.

27875151097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1234800, while the sum is 52.

The spelling of 27875151097 in words is "twenty-seven billion, eight hundred seventy-five million, one hundred fifty-one thousand, ninety-seven".