11137445123 has 8 divisors (see below), whose sum is σ = 13038960480. Its totient is φ = 9313542720.

The previous prime is 11137445101. The next prime is 11137445129. The reversal of 11137445123 is 32154473111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11137445123 - 2¹² = 11137441027 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11137445123.

It is not an unprimeable number, because it can be changed into a prime (11137445129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19402928 + ... + 19403501.

It is an arithmetic number, because the mean of its divisors is an integer number (1629870060).

Almost surely, 2^11137445123 is an apocalyptic number.

11137445123 is a deficient number, since it is larger than the sum of its proper divisors (1901515357).

11137445123 is an equidigital number, since it uses as much as digits as its factorization.

11137445123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38806477.

The product of its digits is 10080, while the sum is 32.

The spelling of 11137445123 in words is "eleven billion, one hundred thirty-seven million, four hundred forty-five thousand, one hundred twenty-three".