1013403420425 has 24 divisors (see below), whose sum is σ = 1378432316352. Its totient is φ = 732948696000.

The previous prime is 1013403420391. The next prime is 1013403420433. The reversal of 1013403420425 is 5240243043101.

It is not a de Polignac number, because 1013403420425 - 2⁶ = 1013403420361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10130069 + ... + 10229618.

It is an arithmetic number, because the mean of its divisors is an integer number (57434679848).

Almost surely, 2^{1013403420425} is an apocalyptic number.

It is an amenable number.

1013403420425 is a deficient number, since it is larger than the sum of its proper divisors (365028895927).

1013403420425 is a wasteful number, since it uses less digits than its factorization.

1013403420425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20359889 (or 20359884 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 1013403420425 its reverse (5240243043101), we get a palindrome (6253646463526).

The spelling of 1013403420425 in words is "one trillion, thirteen billion, four hundred three million, four hundred twenty thousand, four hundred twenty-five".