1243312094 has 8 divisors (see below), whose sum is σ = 1869217680. Its totient is φ = 620239536.

The previous prime is 1243312069. The next prime is 1243312163. The reversal of 1243312094 is 4902133421.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 707159 + ... + 708914.

It is an arithmetic number, because the mean of its divisors is an integer number (233652210).

Almost surely, 2^1243312094 is an apocalyptic number.

1243312094 is a deficient number, since it is larger than the sum of its proper divisors (625905586).

1243312094 is a wasteful number, since it uses less digits than its factorization.

1243312094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416514.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1243312094 is about 35260.6309359319. The cubic root of 1243312094 is about 1075.2927543035.

The spelling of 1243312094 in words is "one billion, two hundred forty-three million, three hundred twelve thousand, ninety-four".