1340203024 has 40 divisors (see below), whose sum is σ = 2751888600. Its totient is φ = 630110208.

The previous prime is 1340203021. The next prime is 1340203043. The reversal of 1340203024 is 4203020431.

It can be written as a sum of positive squares in 4 ways, for example, as 804743424 + 535459600 = 28368^2 + 23140^2 .

It is a super-2 number, since 2×1340203024² = 3592288291077489152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1340202992 and 1340203010.

It is not an unprimeable number, because it can be changed into a prime (1340203021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524502 + ... + 527050.

It is an arithmetic number, because the mean of its divisors is an integer number (68797215).

Almost surely, 2^1340203024 is an apocalyptic number.

It is an amenable number.

1340203024 is an abundant number, since it is smaller than the sum of its proper divisors (1411685576).

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

1340203024 is a wasteful number, since it uses less digits than its factorization.

1340203024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4507 (or 4501 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1340203024 is about 36608.7834269318. The cubic root of 1340203024 is about 1102.5294474029.

Adding to 1340203024 its reverse (4203020431), we get a palindrome (5543223455).

The spelling of 1340203024 in words is "one billion, three hundred forty million, two hundred three thousand, twenty-four".