311120027 has 2 divisors, whose sum is σ = 311120028. Its totient is φ = 311120026.

The previous prime is 311119997. The next prime is 311120081. The reversal of 311120027 is 720021113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 311120027 - 2¹⁴ = 311103643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 311119987 and 311120014.

It is not a weakly prime, because it can be changed into another prime (311120627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155560013 + 155560014.

It is an arithmetic number, because the mean of its divisors is an integer number (155560014).

Almost surely, 2^311120027 is an apocalyptic number.

311120027 is a deficient number, since it is larger than the sum of its proper divisors (1).

311120027 is an equidigital number, since it uses as much as digits as its factorization.

311120027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 311120027 is about 17638.5948136466. The cubic root of 311120027 is about 677.6040440602.

The spelling of 311120027 in words is "three hundred eleven million, one hundred twenty thousand, twenty-seven".