15040373 has 2 divisors, whose sum is σ = 15040374. Its totient is φ = 15040372.

The previous prime is 15040349. The next prime is 15040379. The reversal of 15040373 is 37304051.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14190289 + 850084 = 3767^2 + 922^2 .

It is a cyclic number.

It is not a de Polignac number, because 15040373 - 2¹⁶ = 14974837 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15040379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7520186 + 7520187.

It is an arithmetic number, because the mean of its divisors is an integer number (7520187).

Almost surely, 2^15040373 is an apocalyptic number.

It is an amenable number.

15040373 is a deficient number, since it is larger than the sum of its proper divisors (1).

15040373 is an equidigital number, since it uses as much as digits as its factorization.

15040373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 15040373 is about 3878.1919756505. The cubic root of 15040373 is about 246.8422722839.

The spelling of 15040373 in words is "fifteen million, forty thousand, three hundred seventy-three".