12460453021 has 16 divisors (see below), whose sum is σ = 13274409600. Its totient is φ = 11670765568.

The previous prime is 12460453013. The next prime is 12460453073. The reversal of 12460453021 is 12035406421.

It is a cyclic number.

It is not a de Polignac number, because 12460453021 - 2³ = 12460453013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12460453121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330885 + ... + 366613.

It is an arithmetic number, because the mean of its divisors is an integer number (829650600).

Almost surely, 2^12460453021 is an apocalyptic number.

It is an amenable number.

12460453021 is a deficient number, since it is larger than the sum of its proper divisors (813956579).

12460453021 is a wasteful number, since it uses less digits than its factorization.

12460453021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36068.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 12460453021 its reverse (12035406421), we get a palindrome (24495859442).

The spelling of 12460453021 in words is "twelve billion, four hundred sixty million, four hundred fifty-three thousand, twenty-one".