1040524561 has 2 divisors, whose sum is σ = 1040524562. Its totient is φ = 1040524560.

The previous prime is 1040524481. The next prime is 1040524631. The reversal of 1040524561 is 1654250401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 694006336 + 346518225 = 26344^2 + 18615^2 .

It is an emirp because it is prime and its reverse (1654250401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1040524561 - 2¹³ = 1040516369 is a prime.

It is not a weakly prime, because it can be changed into another prime (1040524361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520262280 + 520262281.

It is an arithmetic number, because the mean of its divisors is an integer number (520262281).

Almost surely, 2^1040524561 is an apocalyptic number.

It is an amenable number.

1040524561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1040524561 is an equidigital number, since it uses as much as digits as its factorization.

1040524561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4800, while the sum is 28.

The square root of 1040524561 is about 32257.1629409655. The cubic root of 1040524561 is about 1013.3297161858.

Adding to 1040524561 its reverse (1654250401), we get a palindrome (2694774962).

The spelling of 1040524561 in words is "one billion, forty million, five hundred twenty-four thousand, five hundred sixty-one".