99989041 has 2 divisors, whose sum is σ = 99989042. Its totient is φ = 99989040.

The previous prime is 99989033. The next prime is 99989047. The reversal of 99989041 is 14098999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50708641 + 49280400 = 7121^2 + 7020^2 .

It is a cyclic number.

It is not a de Polignac number, because 99989041 - 2³ = 99989033 is a prime.

It is not a weakly prime, because it can be changed into another prime (99989047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49994520 + 49994521.

It is an arithmetic number, because the mean of its divisors is an integer number (49994521).

Almost surely, 2^99989041 is an apocalyptic number.

It is an amenable number.

99989041 is a deficient number, since it is larger than the sum of its proper divisors (1).

99989041 is an equidigital number, since it uses as much as digits as its factorization.

99989041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 209952, while the sum is 49.

The square root of 99989041 is about 9999.4520349867. The cubic root of 99989041 is about 464.1419270178.

The spelling of 99989041 in words is "ninety-nine million, nine hundred eighty-nine thousand, forty-one".