45251267 has 4 divisors (see below), whose sum is σ = 45501456. Its totient is φ = 45001080.

The previous prime is 45251257. The next prime is 45251273. The reversal of 45251267 is 76215254.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76215254 = 2 ⋅38107627.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45251267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45251257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124823 + ... + 125184.

It is an arithmetic number, because the mean of its divisors is an integer number (11375364).

Almost surely, 2^45251267 is an apocalyptic number.

45251267 is a deficient number, since it is larger than the sum of its proper divisors (250189).

45251267 is a wasteful number, since it uses less digits than its factorization.

45251267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250188.

The product of its digits is 16800, while the sum is 32.

The square root of 45251267 is about 6726.9061982460. The cubic root of 45251267 is about 356.3501242325.

The spelling of 45251267 in words is "forty-five million, two hundred fifty-one thousand, two hundred sixty-seven".