1322134620 has 48 divisors (see below), whose sum is σ = 3703825440. Its totient is φ = 352393216.

The previous prime is 1322134613. The next prime is 1322134637. The reversal of 1322134620 is 264312231.

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, 153796 + ... + 162164.

It is an arithmetic number, because the mean of its divisors is an integer number (77163030).

Almost surely, 2^1322134620 is an apocalyptic number.

1322134620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322134620 is an abundant number, since it is smaller than the sum of its proper divisors (2381690820).

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

1322134620 is a wasteful number, since it uses less digits than its factorization.

1322134620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11014 (or 11012 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1322134620 is about 36361.1691231181. The cubic root of 1322134620 is about 1097.5523040368.

Adding to 1322134620 its reverse (264312231), we get a palindrome (1586446851).

The spelling of 1322134620 in words is "one billion, three hundred twenty-two million, one hundred thirty-four thousand, six hundred twenty".