12243135401 has 8 divisors (see below), whose sum is σ = 13993268544. Its totient is φ = 10493280720.

The previous prime is 12243135389. The next prime is 12243135409. The reversal of 12243135401 is 10453134221.

It is a happy number.

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 12243135401 - 2¹⁰ = 12243134377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12243135409) 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, 35111 + ... + 160371.

It is an arithmetic number, because the mean of its divisors is an integer number (1749158568).

Almost surely, 2^12243135401 is an apocalyptic number.

It is an amenable number.

12243135401 is a deficient number, since it is larger than the sum of its proper divisors (1750133143).

12243135401 is a wasteful number, since it uses less digits than its factorization.

12243135401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139231.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 12243135401 its reverse (10453134221), we get a palindrome (22696269622).

The spelling of 12243135401 in words is "twelve billion, two hundred forty-three million, one hundred thirty-five thousand, four hundred one".