1002534455403 has 48 divisors (see below), whose sum is σ = 1656104530080. Its totient is φ = 579301051392.

The previous prime is 1002534455341. The next prime is 1002534455407. The reversal of 1002534455403 is 3045544352001.

1002534455403 is a `hidden beast` number, since 10 + 0 + 2 + 53 + 44 + 554 + 0 + 3 = 666.

It is not a de Polignac number, because 1002534455403 - 2⁹ = 1002534454891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1002534455407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1744300 + ... + 2246697.

It is an arithmetic number, because the mean of its divisors is an integer number (34502177710).

Almost surely, 2^{1002534455403} is an apocalyptic number.

1002534455403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1002534455403 is a deficient number, since it is larger than the sum of its proper divisors (653570074677).

1002534455403 is a wasteful number, since it uses less digits than its factorization.

1002534455403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3991148 (or 3991145 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 1002534455403 in words is "one trillion, two billion, five hundred thirty-four million, four hundred fifty-five thousand, four hundred three".