4245503111042 has 4 divisors (see below), whose sum is σ = 6368254666566. Its totient is φ = 2122751555520.

The previous prime is 4245503110991. The next prime is 4245503111081. The reversal of 4245503111042 is 2401113055424.

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

It can be written as a sum of positive squares in only one way, i.e., 2915081584321 + 1330421526721 = 1707361^2 + 1153439^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061375777759 + ... + 1061375777762.

Almost surely, 2^{4245503111042} is an apocalyptic number.

4245503111042 is a deficient number, since it is larger than the sum of its proper divisors (2122751555524).

4245503111042 is a wasteful number, since it uses less digits than its factorization.

4245503111042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122751555523.

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 4245503111042 its reverse (2401113055424), we get a palindrome (6646616166466).

The spelling of 4245503111042 in words is "four trillion, two hundred forty-five billion, five hundred three million, one hundred eleven thousand, forty-two".