61996043 has 2 divisors, whose sum is σ = 61996044. Its totient is φ = 61996042.

The previous prime is 61996027. The next prime is 61996049. The reversal of 61996043 is 34069916.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61996043 - 2⁴ = 61996027 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 61995988 and 61996006.

It is not a weakly prime, because it can be changed into another prime (61996049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30998021 + 30998022.

It is an arithmetic number, because the mean of its divisors is an integer number (30998022).

Almost surely, 2^61996043 is an apocalyptic number.

61996043 is a deficient number, since it is larger than the sum of its proper divisors (1).

61996043 is an equidigital number, since it uses as much as digits as its factorization.

61996043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 61996043 is about 7873.7566002512. The cubic root of 61996043 is about 395.7807406937.

The spelling of 61996043 in words is "sixty-one million, nine hundred ninety-six thousand, forty-three".