61596673 has 2 divisors, whose sum is σ = 61596674. Its totient is φ = 61596672.

The previous prime is 61596643. The next prime is 61596679. The reversal of 61596673 is 37669516.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 56430144 + 5166529 = 7512^2 + 2273^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61596673 is a prime.

It is not a weakly prime, because it can be changed into another prime (61596679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30798336 + 30798337.

It is an arithmetic number, because the mean of its divisors is an integer number (30798337).

Almost surely, 2^61596673 is an apocalyptic number.

It is an amenable number.

61596673 is a deficient number, since it is larger than the sum of its proper divisors (1).

61596673 is an equidigital number, since it uses as much as digits as its factorization.

61596673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 43.

The square root of 61596673 is about 7848.3547957518. The cubic root of 61596673 is about 394.9290541812.

The spelling of 61596673 in words is "sixty-one million, five hundred ninety-six thousand, six hundred seventy-three".