5186149 has 2 divisors, whose sum is σ = 5186150. Its totient is φ = 5186148.

The previous prime is 5186141. The next prime is 5186161. The reversal of 5186149 is 9416815.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5085025 + 101124 = 2255^2 + 318^2 .

It is a cyclic number.

It is not a de Polignac number, because 5186149 - 2³ = 5186141 is a prime.

It is a super-2 number, since 2×5186149² = 53792282900402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5186141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2593074 + 2593075.

It is an arithmetic number, because the mean of its divisors is an integer number (2593075).

Almost surely, 2^5186149 is an apocalyptic number.

It is an amenable number.

5186149 is a deficient number, since it is larger than the sum of its proper divisors (1).

5186149 is an equidigital number, since it uses as much as digits as its factorization.

5186149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 34.

The square root of 5186149 is about 2277.3117924430. The cubic root of 5186149 is about 173.0938602127.

It can be divided in two parts, 5186 and 149, that added together give a palindrome (5335).

The spelling of 5186149 in words is "five million, one hundred eighty-six thousand, one hundred forty-nine".