1413520403 has 8 divisors (see below), whose sum is σ = 1499007888. Its totient is φ = 1328292864.

The previous prime is 1413520399. The next prime is 1413520417. The reversal of 1413520403 is 3040253141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1413520403 - 2² = 1413520399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1413520463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53726 + ... + 75587.

It is an arithmetic number, because the mean of its divisors is an integer number (187375986).

Almost surely, 2^1413520403 is an apocalyptic number.

1413520403 is a deficient number, since it is larger than the sum of its proper divisors (85487485).

1413520403 is a wasteful number, since it uses less digits than its factorization.

1413520403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129973.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 1413520403 is about 37596.8137346770. The cubic root of 1413520403 is about 1122.2786313532.

Adding to 1413520403 its reverse (3040253141), we get a palindrome (4453773544).

The spelling of 1413520403 in words is "one billion, four hundred thirteen million, five hundred twenty thousand, four hundred three".