52541689 has 2 divisors, whose sum is σ = 52541690. Its totient is φ = 52541688.

The previous prime is 52541663. The next prime is 52541693. The reversal of 52541689 is 98614525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27741289 + 24800400 = 5267^2 + 4980^2 .

It is a cyclic number.

It is not a de Polignac number, because 52541689 - 2⁷ = 52541561 is a prime.

It is not a weakly prime, because it can be changed into another prime (52541659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26270844 + 26270845.

It is an arithmetic number, because the mean of its divisors is an integer number (26270845).

Almost surely, 2^52541689 is an apocalyptic number.

It is an amenable number.

52541689 is a deficient number, since it is larger than the sum of its proper divisors (1).

52541689 is an equidigital number, since it uses as much as digits as its factorization.

52541689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 40.

The square root of 52541689 is about 7248.5646165293. The cubic root of 52541689 is about 374.5427053925.

The spelling of 52541689 in words is "fifty-two million, five hundred forty-one thousand, six hundred eighty-nine".