52455587 has 2 divisors, whose sum is σ = 52455588. Its totient is φ = 52455586.

The previous prime is 52455569. The next prime is 52455593. The reversal of 52455587 is 78555425.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52455587 - 2¹² = 52451491 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (52458587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26227793 + 26227794.

It is an arithmetic number, because the mean of its divisors is an integer number (26227794).

Almost surely, 2^52455587 is an apocalyptic number.

52455587 is a deficient number, since it is larger than the sum of its proper divisors (1).

52455587 is an equidigital number, since it uses as much as digits as its factorization.

52455587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 280000, while the sum is 41.

The square root of 52455587 is about 7242.6229364782. The cubic root of 52455587 is about 374.3380012265.

The spelling of 52455587 in words is "fifty-two million, four hundred fifty-five thousand, five hundred eighty-seven".