52351345 has 4 divisors (see below), whose sum is σ = 62821620. Its totient is φ = 41881072.

The previous prime is 52351331. The next prime is 52351363. The reversal of 52351345 is 54315325.

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

It can be written as a sum of positive squares in 2 ways, for example, as 22496049 + 29855296 = 4743^2 + 5464^2 .

It is a cyclic number.

It is not a de Polignac number, because 52351345 - 2⁷ = 52351217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5235130 + ... + 5235139.

It is an arithmetic number, because the mean of its divisors is an integer number (15705405).

Almost surely, 2^52351345 is an apocalyptic number.

It is an amenable number.

52351345 is a deficient number, since it is larger than the sum of its proper divisors (10470275).

52351345 is a wasteful number, since it uses less digits than its factorization.

52351345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10470274.

The product of its digits is 9000, while the sum is 28.

The square root of 52351345 is about 7235.4229316606. The cubic root of 52351345 is about 374.0898699260.

The spelling of 52351345 in words is "fifty-two million, three hundred fifty-one thousand, three hundred forty-five".