65455427 has 2 divisors, whose sum is σ = 65455428. Its totient is φ = 65455426.

The previous prime is 65455343. The next prime is 65455441. The reversal of 65455427 is 72455456.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65455427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (65455487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32727713 + 32727714.

It is an arithmetic number, because the mean of its divisors is an integer number (32727714).

Almost surely, 2^65455427 is an apocalyptic number.

65455427 is a deficient number, since it is larger than the sum of its proper divisors (1).

65455427 is an equidigital number, since it uses as much as digits as its factorization.

65455427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 168000, while the sum is 38.

The square root of 65455427 is about 8090.4528303427. The cubic root of 65455427 is about 403.0094409633.

The spelling of 65455427 in words is "sixty-five million, four hundred fifty-five thousand, four hundred twenty-seven".