1003540463 has 8 divisors (see below), whose sum is σ = 1052896896. Its totient is φ = 955245600.

The previous prime is 1003540453. The next prime is 1003540469. The reversal of 1003540463 is 3640453001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1003540463 - 2²⁴ = 986763247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003540469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263456 + ... + 267237.

It is an arithmetic number, because the mean of its divisors is an integer number (131612112).

Almost surely, 2^1003540463 is an apocalyptic number.

1003540463 is a deficient number, since it is larger than the sum of its proper divisors (49356433).

1003540463 is an equidigital number, since it uses as much as digits as its factorization.

1003540463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530785.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1003540463 is about 31678.7067760033. The cubic root of 1003540463 is about 1001.1787643021.

Adding to 1003540463 its reverse (3640453001), we get a palindrome (4643993464).

The spelling of 1003540463 in words is "one billion, three million, five hundred forty thousand, four hundred sixty-three".