1201114423 has 4 divisors (see below), whose sum is σ = 1201555368. Its totient is φ = 1200673480.

The previous prime is 1201114417. The next prime is 1201114433. The reversal of 1201114423 is 3244111021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3244111021 = 73 ⋅44439877.

It is a cyclic number.

It is not a de Polignac number, because 1201114423 - 2²⁹ = 664243511 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1201114423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201114433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216361 + ... + 221842.

It is an arithmetic number, because the mean of its divisors is an integer number (300388842).

Almost surely, 2^1201114423 is an apocalyptic number.

1201114423 is a deficient number, since it is larger than the sum of its proper divisors (440945).

1201114423 is an equidigital number, since it uses as much as digits as its factorization.

1201114423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440944.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 1201114423 is about 34657.0977290367. The cubic root of 1201114423 is about 1062.9874260550.

Adding to 1201114423 its reverse (3244111021), we get a palindrome (4445225444).

The spelling of 1201114423 in words is "one billion, two hundred one million, one hundred fourteen thousand, four hundred twenty-three".