1326341142 has 64 divisors (see below), whose sum is σ = 3410150400. Its totient is φ = 378945864.

The previous prime is 1326341123. The next prime is 1326341167. The reversal of 1326341142 is 2411436231.

It is a happy number.

1326341142 is a `hidden beast` number, since 13 + 2 + 634 + 1 + 14 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8959 + ... + 52277.

It is an arithmetic number, because the mean of its divisors is an integer number (53283600).

Almost surely, 2^1326341142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1326341142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1705075200).

1326341142 is an abundant number, since it is smaller than the sum of its proper divisors (2083809258).

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

1326341142 is an frugal number, since it uses more digits than its factorization.

1326341142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43349 (or 43331 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1326341142 is about 36418.9667892981. The cubic root of 1326341142 is about 1098.7150676730.

Adding to 1326341142 its reverse (2411436231), we get a palindrome (3737777373).

The spelling of 1326341142 in words is "one billion, three hundred twenty-six million, three hundred forty-one thousand, one hundred forty-two".