1234043545507 has 2 divisors, whose sum is σ = 1234043545508. Its totient is φ = 1234043545506.

The previous prime is 1234043545489. The next prime is 1234043545607. The reversal of 1234043545507 is 7055453404321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1234043545507 - 2³⁵ = 1199683807139 is a prime.

It is not a weakly prime, because it can be changed into another prime (1234043545607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 617021772753 + 617021772754.

It is an arithmetic number, because the mean of its divisors is an integer number (617021772754).

Almost surely, 2^{1234043545507} is an apocalyptic number.

1234043545507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1234043545507 is an equidigital number, since it uses as much as digits as its factorization.

1234043545507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008000, while the sum is 43.

Adding to 1234043545507 its reverse (7055453404321), we get a palindrome (8289496949828).

The spelling of 1234043545507 in words is "one trillion, two hundred thirty-four billion, forty-three million, five hundred forty-five thousand, five hundred seven".