61996327 has 2 divisors, whose sum is σ = 61996328. Its totient is φ = 61996326.

The previous prime is 61996309. The next prime is 61996343. The reversal of 61996327 is 72369916.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61996327 is a prime.

It is a super-2 number, since 2×61996327² = 7687089122981858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61996307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30998163 + 30998164.

It is an arithmetic number, because the mean of its divisors is an integer number (30998164).

Almost surely, 2^61996327 is an apocalyptic number.

61996327 is a deficient number, since it is larger than the sum of its proper divisors (1).

61996327 is an equidigital number, since it uses as much as digits as its factorization.

61996327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 43.

The square root of 61996327 is about 7873.7746348241. The cubic root of 61996327 is about 395.7813450417.

The spelling of 61996327 in words is "sixty-one million, nine hundred ninety-six thousand, three hundred twenty-seven".