1146791 has 2 divisors, whose sum is σ = 1146792. Its totient is φ = 1146790.

The previous prime is 1146787. The next prime is 1146793. The reversal of 1146791 is 1976411.

It is a strong prime.

It is an emirp because it is prime and its reverse (1976411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1146791 - 2² = 1146787 is a prime.

Together with 1146793, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1146793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573395 + 573396.

It is an arithmetic number, because the mean of its divisors is an integer number (573396).

2^1146791 is an apocalyptic number.

1146791 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146791 is an equidigital number, since it uses as much as digits as its factorization.

1146791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1512, while the sum is 29.

The square root of 1146791 is about 1070.8832802878. The cubic root of 1146791 is about 104.6714142211.

The spelling of 1146791 in words is "one million, one hundred forty-six thousand, seven hundred ninety-one".