1003113404431 has 16 divisors (see below), whose sum is σ = 1025674721280. Its totient is φ = 980739622720.

The previous prime is 1003113404429. The next prime is 1003113404483. The reversal of 1003113404431 is 1344043113001.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1003113404431 - 2¹ = 1003113404429 is a prime.

It is a super-2 number, since 2×1003113404431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1003113404396 and 1003113404405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003113404131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96198240 + ... + 96208666.

It is an arithmetic number, because the mean of its divisors is an integer number (64104670080).

Almost surely, 2^{1003113404431} is an apocalyptic number.

1003113404431 is a deficient number, since it is larger than the sum of its proper divisors (22561316849).

1003113404431 is a wasteful number, since it uses less digits than its factorization.

1003113404431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19214.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1003113404431 its reverse (1344043113001), we get a palindrome (2347156517432).

The spelling of 1003113404431 in words is "one trillion, three billion, one hundred thirteen million, four hundred four thousand, four hundred thirty-one".