899611 has 2 divisors, whose sum is σ = 899612. Its totient is φ = 899610.

The previous prime is 899537. The next prime is 899617. The reversal of 899611 is 116998.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 899611 - 2¹¹ = 897563 is a prime.

It is not a weakly prime, because it can be changed into another prime (899617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449805 + 449806.

It is an arithmetic number, because the mean of its divisors is an integer number (449806).

2⁸⁹⁹⁶¹¹ is an apocalyptic number.

899611 is a deficient number, since it is larger than the sum of its proper divisors (1).

899611 is an equidigital number, since it uses as much as digits as its factorization.

899611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 34.

The square root of 899611 is about 948.4782548904. The cubic root of 899611 is about 96.5350262571.

The spelling of 899611 in words is "eight hundred ninety-nine thousand, six hundred eleven".