1244132694 has 48 divisors (see below), whose sum is σ = 3085974528. Its totient is φ = 354859056.

The previous prime is 1244132693. The next prime is 1244132699. The reversal of 1244132694 is 4962314421.

1244132694 is a `hidden beast` number, since 1 + 244 + 1 + 326 + 94 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244132693) 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 23 ways as a sum of consecutive naturals, for example, 68349 + ... + 84615.

It is an arithmetic number, because the mean of its divisors is an integer number (64291136).

Almost surely, 2^1244132694 is an apocalyptic number.

1244132694 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1244132694 is an abundant number, since it is smaller than the sum of its proper divisors (1841841834).

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

1244132694 is a wasteful number, since it uses less digits than its factorization.

1244132694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16889 (or 16886 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 1244132694 is about 35272.2652235436. The cubic root of 1244132694 is about 1075.5292707238.

The spelling of 1244132694 in words is "one billion, two hundred forty-four million, one hundred thirty-two thousand, six hundred ninety-four".