11263139619 has 4 divisors (see below), whose sum is σ = 15017519496. Its totient is φ = 7508759744.

The previous prime is 11263139617. The next prime is 11263139627. The reversal of 11263139619 is 91693136211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11263139619 - 2¹ = 11263139617 is a prime.

It is a super-2 number, since 2×11263139619² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11263139611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1877189934 + ... + 1877189939.

It is an arithmetic number, because the mean of its divisors is an integer number (3754379874).

Almost surely, 2^11263139619 is an apocalyptic number.

11263139619 is a deficient number, since it is larger than the sum of its proper divisors (3754379877).

11263139619 is an equidigital number, since it uses as much as digits as its factorization.

11263139619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3754379876.

The product of its digits is 52488, while the sum is 42.

The spelling of 11263139619 in words is "eleven billion, two hundred sixty-three million, one hundred thirty-nine thousand, six hundred nineteen".