52455118 has 4 divisors (see below), whose sum is σ = 78682680. Its totient is φ = 26227558.

The previous prime is 52455103. The next prime is 52455121. The reversal of 52455118 is 81155425.

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

It is a self number, because there is not a number n which added to its sum of digits gives 52455118.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13113778 + ... + 13113781.

It is an arithmetic number, because the mean of its divisors is an integer number (19670670).

Almost surely, 2^52455118 is an apocalyptic number.

52455118 is a deficient number, since it is larger than the sum of its proper divisors (26227562).

52455118 is a wasteful number, since it uses less digits than its factorization.

52455118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26227561.

The product of its digits is 8000, while the sum is 31.

The square root of 52455118 is about 7242.5905586330. The cubic root of 52455118 is about 374.3368855840.

The spelling of 52455118 in words is "fifty-two million, four hundred fifty-five thousand, one hundred eighteen".