10602139503 has 4 divisors (see below), whose sum is σ = 14136186008. Its totient is φ = 7068093000.

The previous prime is 10602139489. The next prime is 10602139589. The reversal of 10602139503 is 30593120601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30593120601 = 3 ⋅10197706867.

It is not a de Polignac number, because 10602139503 - 2⁴ = 10602139487 is a prime.

It is a super-2 number, since 2×10602139503² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10602139003) 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, 1767023248 + ... + 1767023253.

It is an arithmetic number, because the mean of its divisors is an integer number (3534046502).

Almost surely, 2^10602139503 is an apocalyptic number.

10602139503 is a deficient number, since it is larger than the sum of its proper divisors (3534046505).

10602139503 is an equidigital number, since it uses as much as digits as its factorization.

10602139503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534046504.

The product of its (nonzero) digits is 4860, while the sum is 30.

The spelling of 10602139503 in words is "ten billion, six hundred two million, one hundred thirty-nine thousand, five hundred three".