12114251146 has 4 divisors (see below), whose sum is σ = 18171376722. Its totient is φ = 6057125572.

The previous prime is 12114251143. The next prime is 12114251147. The reversal of 12114251146 is 64115241121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64115241121 = 587 ⋅109225283.

It can be written as a sum of positive squares in only one way, i.e., 7261596225 + 4852654921 = 85215^2 + 69661^2 .

It is a super-3 number, since 3×12114251146³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (12114251143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3028562785 + ... + 3028562788.

Almost surely, 2^12114251146 is an apocalyptic number.

12114251146 is a deficient number, since it is larger than the sum of its proper divisors (6057125576).

12114251146 is an equidigital number, since it uses as much as digits as its factorization.

12114251146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6057125575.

The product of its digits is 1920, while the sum is 28.

Adding to 12114251146 its reverse (64115241121), we get a palindrome (76229492267).

The spelling of 12114251146 in words is "twelve billion, one hundred fourteen million, two hundred fifty-one thousand, one hundred forty-six".