249127413 has 4 divisors (see below), whose sum is σ = 332169888. Its totient is φ = 166084940.

The previous prime is 249127409. The next prime is 249127433. The reversal of 249127413 is 314721942.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 249127413 - 2² = 249127409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249127433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41521233 + ... + 41521238.

It is an arithmetic number, because the mean of its divisors is an integer number (83042472).

Almost surely, 2^249127413 is an apocalyptic number.

It is an amenable number.

249127413 is a deficient number, since it is larger than the sum of its proper divisors (83042475).

249127413 is an equidigital number, since it uses as much as digits as its factorization.

249127413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83042474.

The product of its digits is 12096, while the sum is 33.

The square root of 249127413 is about 15783.7705571261. The cubic root of 249127413 is about 629.2267434137.

The spelling of 249127413 in words is "two hundred forty-nine million, one hundred twenty-seven thousand, four hundred thirteen".