2136801427 has 8 divisors (see below), whose sum is σ = 2251016960. Its totient is φ = 2022761160.

The previous prime is 2136801419. The next prime is 2136801439. The reversal of 2136801427 is 7241086312.

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 2136801427 - 2³ = 2136801419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2136801392 and 2136801401.

It is not an unprimeable number, because it can be changed into a prime (2136801487) 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, 18399 + ... + 67912.

It is an arithmetic number, because the mean of its divisors is an integer number (281377120).

Almost surely, 2^2136801427 is an apocalyptic number.

2136801427 is a deficient number, since it is larger than the sum of its proper divisors (114215533).

2136801427 is a wasteful number, since it uses less digits than its factorization.

2136801427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87633.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 2136801427 is about 46225.5495045759. The cubic root of 2136801427 is about 1288.0163867220.

Adding to 2136801427 its reverse (7241086312), we get a palindrome (9377887739).

The spelling of 2136801427 in words is "two billion, one hundred thirty-six million, eight hundred one thousand, four hundred twenty-seven".