73649113 has 2 divisors, whose sum is σ = 73649114. Its totient is φ = 73649112.

The previous prime is 73649089. The next prime is 73649159. The reversal of 73649113 is 31194637.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68773849 + 4875264 = 8293^2 + 2208^2 .

It is a cyclic number.

It is not a de Polignac number, because 73649113 - 2¹³ = 73640921 is a prime.

It is not a weakly prime, because it can be changed into another prime (73649413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36824556 + 36824557.

It is an arithmetic number, because the mean of its divisors is an integer number (36824557).

Almost surely, 2^73649113 is an apocalyptic number.

It is an amenable number.

73649113 is a deficient number, since it is larger than the sum of its proper divisors (1).

73649113 is an equidigital number, since it uses as much as digits as its factorization.

73649113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 34.

The square root of 73649113 is about 8581.9061402465. The cubic root of 73649113 is about 419.1690164425.

The spelling of 73649113 in words is "seventy-three million, six hundred forty-nine thousand, one hundred thirteen".