27113032691 has 2 divisors, whose sum is σ = 27113032692. Its totient is φ = 27113032690.

The previous prime is 27113032673. The next prime is 27113032783. The reversal of 27113032691 is 19623031172.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27113032691 - 2¹⁰ = 27113031667 is a prime.

It is not a weakly prime, because it can be changed into another prime (27113032601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13556516345 + 13556516346.

It is an arithmetic number, because the mean of its divisors is an integer number (13556516346).

Almost surely, 2^27113032691 is an apocalyptic number.

27113032691 is a deficient number, since it is larger than the sum of its proper divisors (1).

27113032691 is an equidigital number, since it uses as much as digits as its factorization.

27113032691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 35.

The spelling of 27113032691 in words is "twenty-seven billion, one hundred thirteen million, thirty-two thousand, six hundred ninety-one".