1403420013 has 24 divisors (see below), whose sum is σ = 2107149408. Its totient is φ = 933429744.

The previous prime is 1403419999. The next prime is 1403420021. The reversal of 1403420013 is 3100243041.

It is not a de Polignac number, because 1403420013 - 2⁵ = 1403419981 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403420813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101131 + ... + 114167.

It is an arithmetic number, because the mean of its divisors is an integer number (87797892).

Almost surely, 2^1403420013 is an apocalyptic number.

It is an amenable number.

1403420013 is a deficient number, since it is larger than the sum of its proper divisors (703729395).

1403420013 is an equidigital number, since it uses as much as digits as its factorization.

1403420013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13495 (or 13483 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1403420013 is about 37462.2478369892. The cubic root of 1403420013 is about 1119.5991372084.

Adding to 1403420013 its reverse (3100243041), we get a palindrome (4503663054).

The spelling of 1403420013 in words is "one billion, four hundred three million, four hundred twenty thousand, thirteen".