914528561 has 2 divisors, whose sum is σ = 914528562. Its totient is φ = 914528560.

The previous prime is 914528509. The next prime is 914528609. The reversal of 914528561 is 165825419.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 562590961 + 351937600 = 23719^2 + 18760^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-914528561 is a prime.

It is not a weakly prime, because it can be changed into another prime (914525561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 457264280 + 457264281.

It is an arithmetic number, because the mean of its divisors is an integer number (457264281).

Almost surely, 2^914528561 is an apocalyptic number.

It is an amenable number.

914528561 is a deficient number, since it is larger than the sum of its proper divisors (1).

914528561 is an equidigital number, since it uses as much as digits as its factorization.

914528561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 41.

The square root of 914528561 is about 30241.1732741969. The cubic root of 914528561 is about 970.6569259578.

The spelling of 914528561 in words is "nine hundred fourteen million, five hundred twenty-eight thousand, five hundred sixty-one".