10172587 has 2 divisors, whose sum is σ = 10172588. Its totient is φ = 10172586.

The previous prime is 10172549. The next prime is 10172621. The reversal of 10172587 is 78527101.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (78527101) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10172587 is a prime.

It is not a weakly prime, because it can be changed into another prime (10172507) 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 as a sum of consecutive naturals, namely, 5086293 + 5086294.

It is an arithmetic number, because the mean of its divisors is an integer number (5086294).

Almost surely, 2^10172587 is an apocalyptic number.

10172587 is a deficient number, since it is larger than the sum of its proper divisors (1).

10172587 is an equidigital number, since it uses as much as digits as its factorization.

10172587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3920, while the sum is 31.

The square root of 10172587 is about 3189.4493255106. The cubic root of 10172587 is about 216.6758310391.

Adding to 10172587 its reverse (78527101), we get a palindrome (88699688).

The spelling of 10172587 in words is "ten million, one hundred seventy-two thousand, five hundred eighty-seven".