10510138 has 4 divisors (see below), whose sum is σ = 15765210. Its totient is φ = 5255068.

The previous prime is 10510111. The next prime is 10510141. The reversal of 10510138 is 83101501.

10510138 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 can be written as a sum of positive squares in only one way, i.e., 10029889 + 480249 = 3167^2 + 693^2 .

It is a super-4 number, since 4×10510138⁴ (a number of 29 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627533 + ... + 2627536.

Almost surely, 2^10510138 is an apocalyptic number.

10510138 is a deficient number, since it is larger than the sum of its proper divisors (5255072).

10510138 is an equidigital number, since it uses as much as digits as its factorization.

10510138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5255071.

The product of its (nonzero) digits is 120, while the sum is 19.

The square root of 10510138 is about 3241.9342991492. The cubic root of 10510138 is about 219.0464098247.

Adding to 10510138 its reverse (83101501), we get a palindrome (93611639).

It can be divided in two parts, 10510 and 138, that added together give a cube (10648 = 22³).

The spelling of 10510138 in words is "ten million, five hundred ten thousand, one hundred thirty-eight".