5161130503 has 4 divisors (see below), whose sum is σ = 5174967688. Its totient is φ = 5147293320.

The previous prime is 5161130477. The next prime is 5161130519. The reversal of 5161130503 is 3050311615.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5161130503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5161130543) 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, 6918033 + ... + 6918778.

It is an arithmetic number, because the mean of its divisors is an integer number (1293741922).

Almost surely, 2^5161130503 is an apocalyptic number.

5161130503 is a deficient number, since it is larger than the sum of its proper divisors (13837185).

5161130503 is a wasteful number, since it uses less digits than its factorization.

5161130503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13837184.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 5161130503 is about 71841.0085048922. The cubic root of 5161130503 is about 1728.1507078017.

The spelling of 5161130503 in words is "five billion, one hundred sixty-one million, one hundred thirty thousand, five hundred three".