5051161 has 4 divisors (see below), whose sum is σ = 5083492. Its totient is φ = 5018832.

The previous prime is 5051147. The next prime is 5051209. The reversal of 5051161 is 1611505.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1742400 + 3308761 = 1320^2 + 1819^2 .

It is a cyclic number.

It is not a de Polignac number, because 5051161 - 2¹³ = 5042969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5051141) 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, 15930 + ... + 16243.

It is an arithmetic number, because the mean of its divisors is an integer number (1270873).

Almost surely, 2^5051161 is an apocalyptic number.

It is an amenable number.

5051161 is a deficient number, since it is larger than the sum of its proper divisors (32331).

5051161 is a wasteful number, since it uses less digits than its factorization.

5051161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32330.

The product of its (nonzero) digits is 150, while the sum is 19.

The square root of 5051161 is about 2247.4788096888. The cubic root of 5051161 is about 171.5788438626.

Adding to 5051161 its reverse (1611505), we get a palindrome (6662666).

The spelling of 5051161 in words is "five million, fifty-one thousand, one hundred sixty-one".