15052073 has 4 divisors (see below), whose sum is σ = 15571140. Its totient is φ = 14533008.

The previous prime is 15052069. The next prime is 15052087. The reversal of 15052073 is 37025051.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4214809 + 10837264 = 2053^2 + 3292^2 .

It is a cyclic number.

It is not a de Polignac number, because 15052073 - 2² = 15052069 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15052003) 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 in 3 ways as a sum of consecutive naturals, for example, 259490 + ... + 259547.

It is an arithmetic number, because the mean of its divisors is an integer number (3892785).

Almost surely, 2^15052073 is an apocalyptic number.

It is an amenable number.

15052073 is a deficient number, since it is larger than the sum of its proper divisors (519067).

15052073 is an equidigital number, since it uses as much as digits as its factorization.

15052073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519066.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 15052073 is about 3879.7001172771. The cubic root of 15052073 is about 246.9062624086.

The spelling of 15052073 in words is "fifteen million, fifty-two thousand, seventy-three".