52000451 has 4 divisors (see below), whose sum is σ = 53793600. Its totient is φ = 50207304.

The previous prime is 52000427. The next prime is 52000457. The reversal of 52000451 is 15400025.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52000451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52000457) 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, 896531 + ... + 896588.

It is an arithmetic number, because the mean of its divisors is an integer number (13448400).

Almost surely, 2^52000451 is an apocalyptic number.

52000451 is a deficient number, since it is larger than the sum of its proper divisors (1793149).

52000451 is a wasteful number, since it uses less digits than its factorization.

52000451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1793148.

The product of its (nonzero) digits is 200, while the sum is 17.

The square root of 52000451 is about 7211.1338220837. The cubic root of 52000451 is about 373.2521947572.

Adding to 52000451 its reverse (15400025), we get a palindrome (67400476).

The spelling of 52000451 in words is "fifty-two million, four hundred fifty-one", and thus it is an aban number.