11019430908143 has 16 divisors (see below), whose sum is σ = 13538510545920. Its totient is φ = 8757723999456.

The previous prime is 11019430908119. The next prime is 11019430908151. The reversal of 11019430908143 is 34180903491011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11019430908143 - 2²⁰ = 11019429859567 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11019430908094 and 11019430908103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11019430908173) 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, 881407196 + ... + 881419697.

It is an arithmetic number, because the mean of its divisors is an integer number (846156909120).

Almost surely, 2^{11019430908143} is an apocalyptic number.

11019430908143 is a deficient number, since it is larger than the sum of its proper divisors (2519079637777).

11019430908143 is a wasteful number, since it uses less digits than its factorization.

11019430908143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1762826966.

The product of its (nonzero) digits is 93312, while the sum is 44.

The spelling of 11019430908143 in words is "eleven trillion, nineteen billion, four hundred thirty million, nine hundred eight thousand, one hundred forty-three".