27954413 has 2 divisors, whose sum is σ = 27954414. Its totient is φ = 27954412.

The previous prime is 27954403. The next prime is 27954427. The reversal of 27954413 is 31445972.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20675209 + 7279204 = 4547^2 + 2698^2 .

It is a cyclic number.

It is not a de Polignac number, because 27954413 - 2⁴ = 27954397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27954403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13977206 + 13977207.

It is an arithmetic number, because the mean of its divisors is an integer number (13977207).

Almost surely, 2^27954413 is an apocalyptic number.

It is an amenable number.

27954413 is a deficient number, since it is larger than the sum of its proper divisors (1).

27954413 is an equidigital number, since it uses as much as digits as its factorization.

27954413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30240, while the sum is 35.

The square root of 27954413 is about 5287.1933007977. The cubic root of 27954413 is about 303.4940112647.

The spelling of 27954413 in words is "twenty-seven million, nine hundred fifty-four thousand, four hundred thirteen".