1244111190 has 32 divisors (see below), whose sum is σ = 3412419840. Its totient is φ = 284368224.

The previous prime is 1244111179. The next prime is 1244111237. The reversal of 1244111190 is 911114421.

It is a super-2 number, since 2×1244111190² = 3095625306166432200, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1244111190.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2961960 + ... + 2962379.

It is an arithmetic number, because the mean of its divisors is an integer number (106638120).

Almost surely, 2^1244111190 is an apocalyptic number.

1244111190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1244111190 is an abundant number, since it is smaller than the sum of its proper divisors (2168308650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1244111190 is a wasteful number, since it uses less digits than its factorization.

1244111190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5924356.

The product of its (nonzero) digits is 288, while the sum is 24.

The square root of 1244111190 is about 35271.9603934910. The cubic root of 1244111190 is about 1075.5230740872.

The spelling of 1244111190 in words is "one billion, two hundred forty-four million, one hundred eleven thousand, one hundred ninety".