1244419199 has 2 divisors, whose sum is σ = 1244419200. Its totient is φ = 1244419198.

The previous prime is 1244419177. The next prime is 1244419213. The reversal of 1244419199 is 9919144421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1244419199 - 2⁸ = 1244418943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1244419109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 622209599 + 622209600.

It is an arithmetic number, because the mean of its divisors is an integer number (622209600).

Almost surely, 2^1244419199 is an apocalyptic number.

1244419199 is a deficient number, since it is larger than the sum of its proper divisors (1).

1244419199 is an equidigital number, since it uses as much as digits as its factorization.

1244419199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 93312, while the sum is 44.

The square root of 1244419199 is about 35276.3263251717. The cubic root of 1244419199 is about 1075.6118237785.

The spelling of 1244419199 in words is "one billion, two hundred forty-four million, four hundred nineteen thousand, one hundred ninety-nine".