4542497253 has 80 divisors (see below), whose sum is σ = 7982081536. Its totient is φ = 2520473760.

The previous prime is 4542497237. The next prime is 4542497287. The reversal of 4542497253 is 3527942454.

It is not a de Polignac number, because 4542497253 - 2⁴ = 4542497237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4542497199 and 4542497208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542497233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5143950 + ... + 5144832.

Almost surely, 2^4542497253 is an apocalyptic number.

4542497253 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

4542497253 is a deficient number, since it is larger than the sum of its proper divisors (3439584283).

4542497253 is a wasteful number, since it uses less digits than its factorization.

4542497253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156 (or 1147 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The square root of 4542497253 is about 67398.0508100939. The cubic root of 4542497253 is about 1656.1444915668.

The spelling of 4542497253 in words is "four billion, five hundred forty-two million, four hundred ninety-seven thousand, two hundred fifty-three".