5161205434 has 32 divisors (see below), whose sum is σ = 9768439296. Its totient is φ = 1986627120.

The previous prime is 5161205417. The next prime is 5161205459. The reversal of 5161205434 is 4345021615.

It is a happy number.

It is a super-2 number, since 2×5161205434² = 53276083063902256712, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5161205396 and 5161205405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189112 + ... + 214675.

It is an arithmetic number, because the mean of its divisors is an integer number (305263728).

Almost surely, 2^5161205434 is an apocalyptic number.

5161205434 is a deficient number, since it is larger than the sum of its proper divisors (4607233862).

5161205434 is a wasteful number, since it uses less digits than its factorization.

5161205434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403890.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 5161205434 is about 71841.5300087630. The cubic root of 5161205434 is about 1728.1590710491.

The spelling of 5161205434 in words is "five billion, one hundred sixty-one million, two hundred five thousand, four hundred thirty-four".