15473 has 2 divisors, whose sum is σ = 15474. Its totient is φ = 15472.

The previous prime is 15467. The next prime is 15493. The reversal of 15473 is 37451.

It is a happy number.

It is an a-pointer prime, because the next prime (15493) can be obtained adding 15473 to its sum of digits (20).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12769 + 2704 = 113^2 + 52^2 .

It is a cyclic number.

It is not a de Polignac number, because 15473 - 2⁸ = 15217 is a prime.

It is not a weakly prime, because it can be changed into another prime (15413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7736 + 7737.

It is an arithmetic number, because the mean of its divisors is an integer number (7737).

2¹⁵⁴⁷³ is an apocalyptic number.

It is an amenable number.

15473 is a deficient number, since it is larger than the sum of its proper divisors (1).

15473 is an equidigital number, since it uses as much as digits as its factorization.

15473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 420, while the sum is 20.

The square root of 15473 is about 124.3905141078. The cubic root of 15473 is about 24.9186690312.

The spelling of 15473 in words is "fifteen thousand, four hundred seventy-three".