11119620538 has 32 divisors (see below), whose sum is σ = 18059069952. Its totient is φ = 5104598400.

The previous prime is 11119620433. The next prime is 11119620557. The reversal of 11119620538 is 83502691111.

It is a super-2 number, since 2×11119620538² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11119620497 and 11119620506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8416918 + ... + 8418238.

It is an arithmetic number, because the mean of its divisors is an integer number (564345936).

Almost surely, 2^11119620538 is an apocalyptic number.

11119620538 is a deficient number, since it is larger than the sum of its proper divisors (6939449414).

11119620538 is a wasteful number, since it uses less digits than its factorization.

11119620538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2830.

The product of its (nonzero) digits is 12960, while the sum is 37.

The spelling of 11119620538 in words is "eleven billion, one hundred nineteen million, six hundred twenty thousand, five hundred thirty-eight".