2136111504 has 20 divisors (see below), whose sum is σ = 5518288176. Its totient is φ = 712037152.

The previous prime is 2136111503. The next prime is 2136111563. The reversal of 2136111504 is 4051116312.

It is a happy number.

It is a super-2 number, since 2×2136111504² = 9125944715042284032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (2136111503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22251114 + ... + 22251209.

Almost surely, 2^2136111504 is an apocalyptic number.

2136111504 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2136111504 is an abundant number, since it is smaller than the sum of its proper divisors (3382176672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2136111504 is a wasteful number, since it uses less digits than its factorization.

2136111504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44502334 (or 44502328 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 2136111504 is about 46218.0863299207. The cubic root of 2136111504 is about 1287.8777483854.

Adding to 2136111504 its reverse (4051116312), we get a palindrome (6187227816).

The spelling of 2136111504 in words is "two billion, one hundred thirty-six million, one hundred eleven thousand, five hundred four".