45542253 has 4 divisors (see below), whose sum is σ = 60723008. Its totient is φ = 30361500.

The previous prime is 45542251. The next prime is 45542261. The reversal of 45542253 is 35224554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 45542253 - 2¹ = 45542251 is a prime.

It is the 6749-th Hogben number.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45542253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45542251) by changing a digit.

It is a nontrivial repunit in base 6748.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7590373 + ... + 7590378.

It is an arithmetic number, because the mean of its divisors is an integer number (15180752).

Almost surely, 2^45542253 is an apocalyptic number.

It is an amenable number.

45542253 is a deficient number, since it is larger than the sum of its proper divisors (15180755).

45542253 is a wasteful number, since it uses less digits than its factorization.

45542253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15180754.

The product of its digits is 24000, while the sum is 30.

The square root of 45542253 is about 6748.5000555679. The cubic root of 45542253 is about 357.1123233248.

The spelling of 45542253 in words is "forty-five million, five hundred forty-two thousand, two hundred fifty-three".