1234432252451 has 2 divisors, whose sum is σ = 1234432252452. Its totient is φ = 1234432252450.

The previous prime is 1234432252447. The next prime is 1234432252567. The reversal of 1234432252451 is 1542522344321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1234432252451 - 2² = 1234432252447 is a prime.

It is not a weakly prime, because it can be changed into another prime (1234432242451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617216126225 + 617216126226.

It is an arithmetic number, because the mean of its divisors is an integer number (617216126226).

Almost surely, 2^{1234432252451} is an apocalyptic number.

1234432252451 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234432252451 is an equidigital number, since it uses as much as digits as its factorization.

1234432252451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 38.

Adding to 1234432252451 its reverse (1542522344321), we get a palindrome (2776954596772).

The spelling of 1234432252451 in words is "one trillion, two hundred thirty-four billion, four hundred thirty-two million, two hundred fifty-two thousand, four hundred fifty-one".