11403134031 has 32 divisors (see below), whose sum is σ = 16542167040. Its totient is φ = 6963685344.

The previous prime is 11403134027. The next prime is 11403134059. The reversal of 11403134031 is 13043130411.

11403134031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11403134031 - 2² = 11403134027 is a prime.

It is a super-2 number, since 2×11403134031² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11403133989 and 11403134007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11403134011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196716 + ... + 247998.

It is an arithmetic number, because the mean of its divisors is an integer number (516942720).

Almost surely, 2^11403134031 is an apocalyptic number.

11403134031 is a deficient number, since it is larger than the sum of its proper divisors (5139033009).

11403134031 is a wasteful number, since it uses less digits than its factorization.

11403134031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51435.

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

Adding to 11403134031 its reverse (13043130411), we get a palindrome (24446264442).

The spelling of 11403134031 in words is "eleven billion, four hundred three million, one hundred thirty-four thousand, thirty-one".