1340033463 has 48 divisors (see below), whose sum is σ = 2164780800. Its totient is φ = 825577920.

The previous prime is 1340033447. The next prime is 1340033491. The reversal of 1340033463 is 3643300431.

It is not a de Polignac number, because 1340033463 - 2⁴ = 1340033447 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340033663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 185758 + ... + 192836.

It is an arithmetic number, because the mean of its divisors is an integer number (45099600).

Almost surely, 2^1340033463 is an apocalyptic number.

1340033463 is a deficient number, since it is larger than the sum of its proper divisors (824747337).

1340033463 is an equidigital number, since it uses as much as digits as its factorization.

1340033463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7154 (or 7142 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

The square root of 1340033463 is about 36606.4675023417. The cubic root of 1340033463 is about 1102.4829485076.

Adding to 1340033463 its reverse (3643300431), we get a palindrome (4983333894).

The spelling of 1340033463 in words is "one billion, three hundred forty million, thirty-three thousand, four hundred sixty-three".