10487999 has 2 divisors, whose sum is σ = 10488000. Its totient is φ = 10487998.

The previous prime is 10487969. The next prime is 10488059. The reversal of 10487999 is 99978401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10487999 - 2¹² = 10483903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10487969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5243999 + 5244000.

It is an arithmetic number, because the mean of its divisors is an integer number (5244000).

Almost surely, 2^10487999 is an apocalyptic number.

10487999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10487999 is an equidigital number, since it uses as much as digits as its factorization.

10487999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 47.

The square root of 10487999 is about 3238.5180252702. The cubic root of 10487999 is about 218.8924988263.

The spelling of 10487999 in words is "ten million, four hundred eighty-seven thousand, nine hundred ninety-nine".