24486139 has 2 divisors, whose sum is σ = 24486140. Its totient is φ = 24486138.

The previous prime is 24486097. The next prime is 24486169. The reversal of 24486139 is 93168442.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24486139 - 2²¹ = 22388987 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 24486098 and 24486107.

It is not a weakly prime, because it can be changed into another prime (24486169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12243069 + 12243070.

It is an arithmetic number, because the mean of its divisors is an integer number (12243070).

Almost surely, 2^24486139 is an apocalyptic number.

24486139 is a deficient number, since it is larger than the sum of its proper divisors (1).

24486139 is an equidigital number, since it uses as much as digits as its factorization.

24486139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 37.

The square root of 24486139 is about 4948.3470977691. The cubic root of 24486139 is about 290.3845038429.

The spelling of 24486139 in words is "twenty-four million, four hundred eighty-six thousand, one hundred thirty-nine".