11127420623 has 32 divisors (see below), whose sum is σ = 13124160000. Its totient is φ = 9324979200.

The previous prime is 11127420617. The next prime is 11127420653. The reversal of 11127420623 is 32602472111.

It is a cyclic number.

It is not a de Polignac number, because 11127420623 - 2⁴ = 11127420607 is a prime.

It is a super-3 number, since 3×11127420623³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11127420653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3708878 + ... + 3711876.

It is an arithmetic number, because the mean of its divisors is an integer number (410130000).

Almost surely, 2^11127420623 is an apocalyptic number.

11127420623 is a deficient number, since it is larger than the sum of its proper divisors (1996739377).

11127420623 is a wasteful number, since it uses less digits than its factorization.

11127420623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3503.

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 11127420623 its reverse (32602472111), we get a palindrome (43729892734).

The spelling of 11127420623 in words is "eleven billion, one hundred twenty-seven million, four hundred twenty thousand, six hundred twenty-three".