4545251 has 8 divisors (see below), whose sum is σ = 4727808. Its totient is φ = 4365000.

The previous prime is 4545241. The next prime is 4545259. The reversal of 4545251 is 1525454.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4545251 - 2²² = 350947 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4545251.

It is not an unprimeable number, because it can be changed into a prime (4545259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4196 + ... + 5166.

It is an arithmetic number, because the mean of its divisors is an integer number (590976).

Almost surely, 2^4545251 is an apocalyptic number.

4545251 is a deficient number, since it is larger than the sum of its proper divisors (182557).

4545251 is a wasteful number, since it uses less digits than its factorization.

4545251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153.

The product of its digits is 4000, while the sum is 26.

The square root of 4545251 is about 2131.9594273813. The cubic root of 4545251 is about 165.6479085910.

The spelling of 4545251 in words is "four million, five hundred forty-five thousand, two hundred fifty-one".