15172063 has 2 divisors, whose sum is σ = 15172064. Its totient is φ = 15172062.

The previous prime is 15172043. The next prime is 15172067. The reversal of 15172063 is 36027151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15172063 - 2¹³ = 15163871 is a prime.

It is equal to p₉₈₁₁₃₃ and since 15172063 and 981133 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15172067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7586031 + 7586032.

It is an arithmetic number, because the mean of its divisors is an integer number (7586032).

Almost surely, 2^15172063 is an apocalyptic number.

15172063 is a deficient number, since it is larger than the sum of its proper divisors (1).

15172063 is an equidigital number, since it uses as much as digits as its factorization.

15172063 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 25.

The square root of 15172063 is about 3895.1332454744. The cubic root of 15172063 is about 247.5606109421.

The spelling of 15172063 in words is "fifteen million, one hundred seventy-two thousand, sixty-three".