1146048947 has 2 divisors, whose sum is σ = 1146048948. Its totient is φ = 1146048946.

The previous prime is 1146048929. The next prime is 1146048949. The reversal of 1146048947 is 7498406411.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1146048947 - 2¹⁰ = 1146047923 is a prime.

Together with 1146048949, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1146048898 and 1146048907.

It is not a weakly prime, because it can be changed into another prime (1146048949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 573024473 + 573024474.

It is an arithmetic number, because the mean of its divisors is an integer number (573024474).

Almost surely, 2^1146048947 is an apocalyptic number.

1146048947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1146048947 is an equidigital number, since it uses as much as digits as its factorization.

1146048947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 44.

The square root of 1146048947 is about 33853.3446944316. The cubic root of 1146048947 is about 1046.4883280452.

The spelling of 1146048947 in words is "one billion, one hundred forty-six million, forty-eight thousand, nine hundred forty-seven".