1147099 has 2 divisors, whose sum is σ = 1147100. Its totient is φ = 1147098.

The previous prime is 1147073. The next prime is 1147103. The reversal of 1147099 is 9907411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1147099 - 2⁵ = 1147067 is a prime.

It is a super-2 number, since 2×1147099² = 2631672231602, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1147099.

It is not a weakly prime, because it can be changed into another prime (1147009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573549 + 573550.

It is an arithmetic number, because the mean of its divisors is an integer number (573550).

2^1147099 is an apocalyptic number.

1147099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1147099 is an equidigital number, since it uses as much as digits as its factorization.

1147099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 1147099 is about 1071.0270771554. The cubic root of 1147099 is about 104.6807841092.

The spelling of 1147099 in words is "one million, one hundred forty-seven thousand, ninety-nine".