99034561 has 2 divisors, whose sum is σ = 99034562. Its totient is φ = 99034560.

The previous prime is 99034541. The next prime is 99034567. The reversal of 99034561 is 16543099.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 64000000 + 35034561 = 8000^2 + 5919^2 .

It is a cyclic number.

It is not a de Polignac number, because 99034561 - 2¹¹ = 99032513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 99034561.

It is not a weakly prime, because it can be changed into another prime (99034567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49517280 + 49517281.

It is an arithmetic number, because the mean of its divisors is an integer number (49517281).

Almost surely, 2^99034561 is an apocalyptic number.

It is an amenable number.

99034561 is a deficient number, since it is larger than the sum of its proper divisors (1).

99034561 is an equidigital number, since it uses as much as digits as its factorization.

99034561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 99034561 is about 9951.6109751135. The cubic root of 99034561 is about 462.6603267875.

The spelling of 99034561 in words is "ninety-nine million, thirty-four thousand, five hundred sixty-one".