1324103640 has 64 divisors (see below), whose sum is σ = 3974952960. Its totient is φ = 352859520.

The previous prime is 1324103623. The next prime is 1324103653. The reversal of 1324103640 is 463014231.

It is a super-2 number, since 2×1324103640² = 3506500898922499200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1324103640.

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, 250707 + ... + 255933.

It is an arithmetic number, because the mean of its divisors is an integer number (62108640).

Almost surely, 2^1324103640 is an apocalyptic number.

1324103640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1324103640 is an abundant number, since it is smaller than the sum of its proper divisors (2650849320).

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

1324103640 is a wasteful number, since it uses less digits than its factorization.

1324103640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7352 (or 7348 counting only the distinct ones).

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

The square root of 1324103640 is about 36388.2349118503. The cubic root of 1324103640 is about 1098.0968856216.

Adding to 1324103640 its reverse (463014231), we get a palindrome (1787117871).

The spelling of 1324103640 in words is "one billion, three hundred twenty-four million, one hundred three thousand, six hundred forty".