5161437 has 6 divisors (see below), whose sum is σ = 7455422. Its totient is φ = 3440952.

The previous prime is 5161427. The next prime is 5161439. The reversal of 5161437 is 7341615.

5161437 is a `hidden beast` number, since 516 + 143 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2893401 + 2268036 = 1701^2 + 1506^2 .

It is not a de Polignac number, because 5161437 - 2⁷ = 5161309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5161437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5161439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 286738 + ... + 286755.

Almost surely, 2^5161437 is an apocalyptic number.

It is an amenable number.

5161437 is a deficient number, since it is larger than the sum of its proper divisors (2293985).

5161437 is a wasteful number, since it uses less digits than its factorization.

5161437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573499 (or 573496 counting only the distinct ones).

The product of its digits is 2520, while the sum is 27.

The square root of 5161437 is about 2271.8796182897. The cubic root of 5161437 is about 172.8184916232.

It can be divided in two parts, 516 and 1437, that added together give a triangular number (1953 = T₆₂).

The spelling of 5161437 in words is "five million, one hundred sixty-one thousand, four hundred thirty-seven".