1313450424 has 192 divisors, whose sum is σ = 4311187200. Its totient is φ = 367286400.

The previous prime is 1313450419. The next prime is 1313450431. The reversal of 1313450424 is 4240543131.

It is a happy number.

1313450424 is a `hidden beast` number, since 1 + 3 + 134 + 504 + 24 = 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 47 ways as a sum of consecutive naturals, for example, 399909 + ... + 403179.

It is an arithmetic number, because the mean of its divisors is an integer number (22454100).

Almost surely, 2^1313450424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1313450424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2155593600).

1313450424 is an abundant number, since it is smaller than the sum of its proper divisors (2997736776).

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

1313450424 is a wasteful number, since it uses less digits than its factorization.

1313450424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3323 (or 3300 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 1313450424 is about 36241.5565890871. The cubic root of 1313450424 is about 1095.1440005779.

Adding to 1313450424 its reverse (4240543131), we get a palindrome (5553993555).

The spelling of 1313450424 in words is "one billion, three hundred thirteen million, four hundred fifty thousand, four hundred twenty-four".