1403113431 has 16 divisors (see below), whose sum is σ = 1901795328. Its totient is φ = 919984800.

The previous prime is 1403113421. The next prime is 1403113441. The reversal of 1403113431 is 1343113041.

It is an interprime number because it is at equal distance from previous prime (1403113421) and next prime (1403113441).

It is not a de Polignac number, because 1403113431 - 2¹⁸ = 1402851287 is a prime.

It is a super-2 number, since 2×1403113431² = 3937454600505183522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1403113398 and 1403113407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1403113421) 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 15 ways as a sum of consecutive naturals, for example, 81850 + ... + 97496.

It is an arithmetic number, because the mean of its divisors is an integer number (118862208).

Almost surely, 2^1403113431 is an apocalyptic number.

1403113431 is a deficient number, since it is larger than the sum of its proper divisors (498681897).

1403113431 is a wasteful number, since it uses less digits than its factorization.

1403113431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16142.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 1403113431 is about 37458.1557340988. The cubic root of 1403113431 is about 1119.5176044914.

Adding to 1403113431 its reverse (1343113041), we get a palindrome (2746226472).

The spelling of 1403113431 in words is "one billion, four hundred three million, one hundred thirteen thousand, four hundred thirty-one".