1146947 has 2 divisors, whose sum is σ = 1146948. Its totient is φ = 1146946.

The previous prime is 1146931. The next prime is 1146953. The reversal of 1146947 is 7496411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1146947 - 2⁴ = 1146931 is a prime.

It is a Chen prime.

It is equal to p₈₉₀₈₇ and since 1146947 and 89087 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1146917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573473 + 573474.

It is an arithmetic number, because the mean of its divisors is an integer number (573474).

2^1146947 is an apocalyptic number.

1146947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146947 is an equidigital number, since it uses as much as digits as its factorization.

1146947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 32.

The square root of 1146947 is about 1070.9561148805. The cubic root of 1146947 is about 104.6761602182.

The spelling of 1146947 in words is "one million, one hundred forty-six thousand, nine hundred forty-seven".