4245042133 has 16 divisors (see below), whose sum is σ = 4521807360. Its totient is φ = 3978489600.

The previous prime is 4245042121. The next prime is 4245042143. The reversal of 4245042133 is 3312405424.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4245042133 - 2²⁵ = 4211487701 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 (4245042143) 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, 161938 + ... + 186316.

It is an arithmetic number, because the mean of its divisors is an integer number (282612960).

Almost surely, 2^4245042133 is an apocalyptic number.

It is an amenable number.

4245042133 is a deficient number, since it is larger than the sum of its proper divisors (276765227).

4245042133 is a wasteful number, since it uses less digits than its factorization.

4245042133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24588.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 4245042133 is about 65153.9878518575. The cubic root of 4245042133 is about 1619.1757902831.

Adding to 4245042133 its reverse (3312405424), we get a palindrome (7557447557).

The spelling of 4245042133 in words is "four billion, two hundred forty-five million, forty-two thousand, one hundred thirty-three".