5187629 has 2 divisors, whose sum is σ = 5187630. Its totient is φ = 5187628.

The previous prime is 5187617. The next prime is 5187667. The reversal of 5187629 is 9267815.

It is an a-pointer prime, because the next prime (5187667) can be obtained adding 5187629 to its sum of digits (38).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3222025 + 1965604 = 1795^2 + 1402^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5187629 is a prime.

It is a super-2 number, since 2×5187629² = 53822989283282, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5187592 and 5187601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5187529) 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, 2593814 + 2593815.

It is an arithmetic number, because the mean of its divisors is an integer number (2593815).

Almost surely, 2^5187629 is an apocalyptic number.

It is an amenable number.

5187629 is a deficient number, since it is larger than the sum of its proper divisors (1).

5187629 is an equidigital number, since it uses as much as digits as its factorization.

5187629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 38.

The square root of 5187629 is about 2277.6367137891. The cubic root of 5187629 is about 173.1103242305.

It can be divided in two parts, 5187 and 629, that multiplied together give a palindrome (3262623).

The spelling of 5187629 in words is "five million, one hundred eighty-seven thousand, six hundred twenty-nine".