15073 has 2 divisors, whose sum is σ = 15074. Its totient is φ = 15072.

The previous prime is 15061. The next prime is 15077. The reversal of 15073 is 37051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12769 + 2304 = 113^2 + 48^2 .

It is a cyclic number.

It is not a de Polignac number, because 15073 - 2⁹ = 14561 is a prime.

15073 is a lucky number.

It is a nialpdrome in base 12.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15077) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7536 + 7537.

It is an arithmetic number, because the mean of its divisors is an integer number (7537).

2¹⁵⁰⁷³ is an apocalyptic number.

It is an amenable number.

15073 is a deficient number, since it is larger than the sum of its proper divisors (1).

15073 is an equidigital number, since it uses as much as digits as its factorization.

15073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105, while the sum is 16.

The square root of 15073 is about 122.7721466783. The cubic root of 15073 is about 24.7020634576.

The spelling of 15073 in words is "fifteen thousand, seventy-three".