61295960237 has 2 divisors, whose sum is σ = 61295960238. Its totient is φ = 61295960236.

The previous prime is 61295960233. The next prime is 61295960269. The reversal of 61295960237 is 73206959216.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56219255236 + 5076705001 = 237106^2 + 71251^2 .

It is a cyclic number.

It is not a de Polignac number, because 61295960237 - 2² = 61295960233 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61295960233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30647980118 + 30647980119.

It is an arithmetic number, because the mean of its divisors is an integer number (30647980119).

Almost surely, 2^61295960237 is an apocalyptic number.

It is an amenable number.

61295960237 is a deficient number, since it is larger than the sum of its proper divisors (1).

61295960237 is an equidigital number, since it uses as much as digits as its factorization.

61295960237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The spelling of 61295960237 in words is "sixty-one billion, two hundred ninety-five million, nine hundred sixty thousand, two hundred thirty-seven".