61196137 has 2 divisors, whose sum is σ = 61196138. Its totient is φ = 61196136.

The previous prime is 61196129. The next prime is 61196143. The reversal of 61196137 is 73169116.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52693081 + 8503056 = 7259^2 + 2916^2 .

It is a cyclic number.

It is not a de Polignac number, because 61196137 - 2³ = 61196129 is a prime.

It is not a weakly prime, because it can be changed into another prime (61193137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30598068 + 30598069.

It is an arithmetic number, because the mean of its divisors is an integer number (30598069).

Almost surely, 2^61196137 is an apocalyptic number.

It is an amenable number.

61196137 is a deficient number, since it is larger than the sum of its proper divisors (1).

61196137 is an equidigital number, since it uses as much as digits as its factorization.

61196137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6804, while the sum is 34.

The square root of 61196137 is about 7822.7959835343. The cubic root of 61196137 is about 394.0711755256.

The spelling of 61196137 in words is "sixty-one million, one hundred ninety-six thousand, one hundred thirty-seven".