52500047 has 2 divisors, whose sum is σ = 52500048. Its totient is φ = 52500046.

The previous prime is 52500023. The next prime is 52500079. The reversal of 52500047 is 74000525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52500047 - 2¹² = 52495951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 52499995 and 52500031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52500347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26250023 + 26250024.

It is an arithmetic number, because the mean of its divisors is an integer number (26250024).

Almost surely, 2^52500047 is an apocalyptic number.

52500047 is a deficient number, since it is larger than the sum of its proper divisors (1).

52500047 is an equidigital number, since it uses as much as digits as its factorization.

52500047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 52500047 is about 7245.6916164021. The cubic root of 52500047 is about 374.4437310996.

It can be divided in two parts, 5 and 2500047, that added together give a palindrome (2500052).

The spelling of 52500047 in words is "fifty-two million, five hundred thousand, forty-seven".