1401040043403 has 96 divisors (see below), whose sum is σ = 2621944039680. Its totient is φ = 653669533440.

The previous prime is 1401040043401. The next prime is 1401040043411. The reversal of 1401040043403 is 3043400401041.

It is not a de Polignac number, because 1401040043403 - 2¹ = 1401040043401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1401040043401) 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 95 ways as a sum of consecutive naturals, for example, 122893 + ... + 1678446.

It is an arithmetic number, because the mean of its divisors is an integer number (27311917080).

Almost surely, 2^{1401040043403} is an apocalyptic number.

1401040043403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1401040043403 is a deficient number, since it is larger than the sum of its proper divisors (1220903996277).

1401040043403 is a wasteful number, since it uses less digits than its factorization.

1401040043403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801417 (or 1801410 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1401040043403 its reverse (3043400401041), we get a palindrome (4444440444444).

The spelling of 1401040043403 in words is "one trillion, four hundred one billion, forty million, forty-three thousand, four hundred three".