1312042350 has 24 divisors (see below), whose sum is σ = 3253865400. Its totient is φ = 349877920.

The previous prime is 1312042343. The next prime is 1312042367. The reversal of 1312042350 is 532402131.

1312042350 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4373325 + ... + 4373624.

It is an arithmetic number, because the mean of its divisors is an integer number (135577725).

Almost surely, 2^1312042350 is an apocalyptic number.

1312042350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1312042350 is an abundant number, since it is smaller than the sum of its proper divisors (1941823050).

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

1312042350 is a wasteful number, since it uses less digits than its factorization.

1312042350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8746964 (or 8746959 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1312042350 is about 36222.1251447234. The cubic root of 1312042350 is about 1094.7525138650.

Adding to 1312042350 its reverse (532402131), we get a palindrome (1844444481).

The spelling of 1312042350 in words is "one billion, three hundred twelve million, forty-two thousand, three hundred fifty".