1331834712 has 64 divisors (see below), whose sum is σ = 3609900000. Its totient is φ = 407030784.

The previous prime is 1331834681. The next prime is 1331834729. The reversal of 1331834712 is 2174381331.

1331834712 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 15 ways as a sum of consecutive naturals, for example, 32164 + ... + 60812.

Almost surely, 2^1331834712 is an apocalyptic number.

1331834712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1331834712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1804950000).

1331834712 is an abundant number, since it is smaller than the sum of its proper divisors (2278065288).

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

1331834712 is a wasteful number, since it uses less digits than its factorization.

1331834712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28820 (or 28816 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 1331834712 is about 36494.3106798854. The cubic root of 1331834712 is about 1100.2299001569.

It can be divided in two parts, 13318347 and 12, that multiplied together give a square (159820164 = 12642²).

The spelling of 1331834712 in words is "one billion, three hundred thirty-one million, eight hundred thirty-four thousand, seven hundred twelve".