73761137 has 2 divisors, whose sum is σ = 73761138. Its totient is φ = 73761136.

The previous prime is 73761131. The next prime is 73761167. The reversal of 73761137 is 73116737.

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., 65141041 + 8620096 = 8071^2 + 2936^2 .

It is an emirp because it is prime and its reverse (73116737) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73761137 - 2⁸ = 73760881 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 73761097 and 73761106.

It is not a weakly prime, because it can be changed into another prime (73761131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36880568 + 36880569.

It is an arithmetic number, because the mean of its divisors is an integer number (36880569).

Almost surely, 2^73761137 is an apocalyptic number.

It is an amenable number.

73761137 is a deficient number, since it is larger than the sum of its proper divisors (1).

73761137 is an equidigital number, since it uses as much as digits as its factorization.

73761137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18522, while the sum is 35.

The square root of 73761137 is about 8588.4304153902. The cubic root of 73761137 is about 419.3814344885.

The spelling of 73761137 in words is "seventy-three million, seven hundred sixty-one thousand, one hundred thirty-seven".