11142323413 has 16 divisors (see below), whose sum is σ = 12716812080. Its totient is φ = 9671417856.

The previous prime is 11142323377. The next prime is 11142323431. The reversal of 11142323413 is 31432324111.

It can be written as a sum of positive squares in 8 ways, for example, as 868068369 + 10274255044 = 29463^2 + 101362^2 .

It is a cyclic number.

It is not a de Polignac number, because 11142323413 - 2¹³ = 11142315221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11142323483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227181 + ... + 271837.

It is an arithmetic number, because the mean of its divisors is an integer number (794800755).

Almost surely, 2^11142323413 is an apocalyptic number.

11142323413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11142323413 is a deficient number, since it is larger than the sum of its proper divisors (1574488667).

11142323413 is a wasteful number, since it uses less digits than its factorization.

11142323413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45816.

The product of its digits is 1728, while the sum is 25.

Adding to 11142323413 its reverse (31432324111), we get a palindrome (42574647524).

The spelling of 11142323413 in words is "eleven billion, one hundred forty-two million, three hundred twenty-three thousand, four hundred thirteen".