10003163165 has 4 divisors (see below), whose sum is σ = 12003795804. Its totient is φ = 8002530528.

The previous prime is 10003163129. The next prime is 10003163189. The reversal of 10003163165 is 56136130001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56136130001 = 7 ⋅8019447143.

It can be written as a sum of positive squares in 2 ways, for example, as 5892558169 + 4110604996 = 76763^2 + 64114^2 .

It is a cyclic number.

It is not a de Polignac number, because 10003163165 - 2⁶ = 10003163101 is a prime.

It is a super-2 number, since 2×10003163165² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000316312 + ... + 1000316321.

It is an arithmetic number, because the mean of its divisors is an integer number (3000948951).

Almost surely, 2^10003163165 is an apocalyptic number.

It is an amenable number.

10003163165 is a deficient number, since it is larger than the sum of its proper divisors (2000632639).

10003163165 is an equidigital number, since it uses as much as digits as its factorization.

10003163165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000632638.

The product of its (nonzero) digits is 1620, while the sum is 26.

Adding to 10003163165 its reverse (56136130001), we get a palindrome (66139293166).

The spelling of 10003163165 in words is "ten billion, three million, one hundred sixty-three thousand, one hundred sixty-five".