10138499 has 4 divisors (see below), whose sum is σ = 11586864. Its totient is φ = 8690136.

The previous prime is 10138489. The next prime is 10138523. The reversal of 10138499 is 99483101.

10138499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 10138499 - 2¹² = 10134403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10138489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724172 + ... + 724185.

It is an arithmetic number, because the mean of its divisors is an integer number (2896716).

Almost surely, 2^10138499 is an apocalyptic number.

10138499 is a deficient number, since it is larger than the sum of its proper divisors (1448365).

10138499 is an equidigital number, since it uses as much as digits as its factorization.

10138499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448364.

The product of its (nonzero) digits is 7776, while the sum is 35.

The square root of 10138499 is about 3184.1009720171. The cubic root of 10138499 is about 216.4335356999.

The spelling of 10138499 in words is "ten million, one hundred thirty-eight thousand, four hundred ninety-nine".