1331412194 has 16 divisors (see below), whose sum is σ = 2402548800. Its totient is φ = 540573264.

The previous prime is 1331412191. The next prime is 1331412223. The reversal of 1331412194 is 4912141331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1331412191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2502389 + ... + 2502920.

It is an arithmetic number, because the mean of its divisors is an integer number (150159300).

Almost surely, 2^1331412194 is an apocalyptic number.

1331412194 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1331412194 is a deficient number, since it is larger than the sum of its proper divisors (1071136606).

1331412194 is a wasteful number, since it uses less digits than its factorization.

1331412194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5005337.

The product of its digits is 2592, while the sum is 29.

The square root of 1331412194 is about 36488.5214005720. The cubic root of 1331412194 is about 1100.1135403462.

The spelling of 1331412194 in words is "one billion, three hundred thirty-one million, four hundred twelve thousand, one hundred ninety-four".