5161779134 has 8 divisors (see below), whose sum is σ = 8150177640. Its totient is φ = 2445053256.

The previous prime is 5161779131. The next prime is 5161779149. The reversal of 5161779134 is 4319771615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5161779131) 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, 67918109 + ... + 67918184.

It is an arithmetic number, because the mean of its divisors is an integer number (1018772205).

Almost surely, 2^5161779134 is an apocalyptic number.

5161779134 is a deficient number, since it is larger than the sum of its proper divisors (2988398506).

5161779134 is a wasteful number, since it uses less digits than its factorization.

5161779134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135836314.

The product of its digits is 158760, while the sum is 44.

The square root of 5161779134 is about 71845.5227136667. The cubic root of 5161779134 is about 1728.2231005437.

The spelling of 5161779134 in words is "five billion, one hundred sixty-one million, seven hundred seventy-nine thousand, one hundred thirty-four".