It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1403454407 is a prime.
It is a congruent number.
Almost surely, 21403454407 is an apocalyptic number.
1403454407 is an equidigital number, since it uses as much as digits as its factorization.
1403454407 is an evil number, because the sum of its binary digits is even.
The square root of 1403454407 is about 37462.7068829790. The cubic root of 1403454407 is about 1119.6082832416.
Adding to 1403454407 its reverse (7044543041), we get a palindrome (8447997448).
The spelling of 1403454407 in words is "one billion, four hundred three million, four hundred fifty-four thousand, four hundred seven".