12451201435 has 4 divisors (see below), whose sum is σ = 14941441728. Its totient is φ = 9960961144.

The previous prime is 12451201393. The next prime is 12451201439. The reversal of 12451201435 is 53410215421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12451201435 - 2⁷ = 12451201307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12451201439) 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, 1245120139 + ... + 1245120148.

It is an arithmetic number, because the mean of its divisors is an integer number (3735360432).

Almost surely, 2^12451201435 is an apocalyptic number.

12451201435 is a deficient number, since it is larger than the sum of its proper divisors (2490240293).

12451201435 is an equidigital number, since it uses as much as digits as its factorization.

12451201435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2490240292.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 12451201435 its reverse (53410215421), we get a palindrome (65861416856).

The spelling of 12451201435 in words is "twelve billion, four hundred fifty-one million, two hundred one thousand, four hundred thirty-five".