73149007 has 2 divisors, whose sum is σ = 73149008. Its totient is φ = 73149006.

The previous prime is 73148987. The next prime is 73149019. The reversal of 73149007 is 70094137.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73149007 - 2¹⁹ = 72624719 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73149007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73149047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36574503 + 36574504.

It is an arithmetic number, because the mean of its divisors is an integer number (36574504).

Almost surely, 2^73149007 is an apocalyptic number.

73149007 is a deficient number, since it is larger than the sum of its proper divisors (1).

73149007 is an equidigital number, since it uses as much as digits as its factorization.

73149007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 73149007 is about 8552.7192751779. The cubic root of 73149007 is about 418.2180874726.

The spelling of 73149007 in words is "seventy-three million, one hundred forty-nine thousand, seven".