15424361 has 2 divisors, whose sum is σ = 15424362. Its totient is φ = 15424360.

The previous prime is 15424351. The next prime is 15424363. The reversal of 15424361 is 16342451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14776336 + 648025 = 3844^2 + 805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15424361 is a prime.

Together with 15424363, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15424361.

It is not a weakly prime, because it can be changed into another prime (15424363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7712180 + 7712181.

It is an arithmetic number, because the mean of its divisors is an integer number (7712181).

Almost surely, 2^15424361 is an apocalyptic number.

It is an amenable number.

15424361 is a deficient number, since it is larger than the sum of its proper divisors (1).

15424361 is an equidigital number, since it uses as much as digits as its factorization.

15424361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 26.

The square root of 15424361 is about 3927.3860263539. The cubic root of 15424361 is about 248.9253121371.

The spelling of 15424361 in words is "fifteen million, four hundred twenty-four thousand, three hundred sixty-one".