1342901340 has 144 divisors (see below), whose sum is σ = 4456722816. Its totient is φ = 324604800.

The previous prime is 1342901303. The next prime is 1342901393. The reversal of 1342901340 is 431092431.

1342901340 is a `hidden beast` number, since 1 + 34 + 290 + 1 + 340 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 876375 + ... + 877905.

It is an arithmetic number, because the mean of its divisors is an integer number (30949464).

Almost surely, 2^1342901340 is an apocalyptic number.

1342901340 is a gapful number since it is divisible by the number (10) 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 1342901340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2228361408).

1342901340 is an abundant number, since it is smaller than the sum of its proper divisors (3113821476).

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

1342901340 is a wasteful number, since it uses less digits than its factorization.

1342901340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000 (or 1995 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1342901340 is about 36645.6182919595. The cubic root of 1342901340 is about 1103.2688822642.

Adding to 1342901340 its reverse (431092431), we get a palindrome (1773993771).

The spelling of 1342901340 in words is "one billion, three hundred forty-two million, nine hundred one thousand, three hundred forty".