61996027 has 2 divisors, whose sum is σ = 61996028. Its totient is φ = 61996026.

The previous prime is 61996013. The next prime is 61996043. The reversal of 61996027 is 72069916.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61996027 is a prime.

It is not a weakly prime, because it can be changed into another prime (61996057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30998013 + 30998014.

It is an arithmetic number, because the mean of its divisors is an integer number (30998014).

Almost surely, 2^61996027 is an apocalyptic number.

61996027 is a deficient number, since it is larger than the sum of its proper divisors (1).

61996027 is an equidigital number, since it uses as much as digits as its factorization.

61996027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 61996027 is about 7873.7555842177. The cubic root of 61996027 is about 395.7807066459.

The spelling of 61996027 in words is "sixty-one million, nine hundred ninety-six thousand, twenty-seven".