27212963 has 2 divisors, whose sum is σ = 27212964. Its totient is φ = 27212962.

The previous prime is 27212917. The next prime is 27212981. The reversal of 27212963 is 36921272.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27212963 - 2⁸ = 27212707 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (27212363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13606481 + 13606482.

It is an arithmetic number, because the mean of its divisors is an integer number (13606482).

Almost surely, 2^27212963 is an apocalyptic number.

27212963 is a deficient number, since it is larger than the sum of its proper divisors (1).

27212963 is an equidigital number, since it uses as much as digits as its factorization.

27212963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9072, while the sum is 32.

The square root of 27212963 is about 5216.6045470210. The cubic root of 27212963 is about 300.7866871265.

The spelling of 27212963 in words is "twenty-seven million, two hundred twelve thousand, nine hundred sixty-three".