1320124134 has 32 divisors (see below), whose sum is σ = 3025866240. Its totient is φ = 376123392.

The previous prime is 1320124133. The next prime is 1320124151. The reversal of 1320124134 is 4314210231.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1320124134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320124133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28699 + ... + 58854.

It is an arithmetic number, because the mean of its divisors is an integer number (94558320).

Almost surely, 2^1320124134 is an apocalyptic number.

1320124134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1320124134 is an abundant number, since it is smaller than the sum of its proper divisors (1705742106).

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

1320124134 is a wasteful number, since it uses less digits than its factorization.

1320124134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87924.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1320124134 is about 36333.5125469586. The cubic root of 1320124134 is about 1096.9956958216.

Adding to 1320124134 its reverse (4314210231), we get a palindrome (5634334365).

The spelling of 1320124134 in words is "one billion, three hundred twenty million, one hundred twenty-four thousand, one hundred thirty-four".