1146047457 has 8 divisors (see below), whose sum is σ = 1565333280. Its totient is φ = 745396640.

The previous prime is 1146047437. The next prime is 1146047467. The reversal of 1146047457 is 7547406411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1146047457 - 2¹⁸ = 1145785313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1146047407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4658607 + ... + 4658852.

It is an arithmetic number, because the mean of its divisors is an integer number (195666660).

Almost surely, 2^1146047457 is an apocalyptic number.

It is an amenable number.

1146047457 is a deficient number, since it is larger than the sum of its proper divisors (419285823).

1146047457 is an equidigital number, since it uses as much as digits as its factorization.

1146047457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9317503.

The product of its (nonzero) digits is 94080, while the sum is 39.

The square root of 1146047457 is about 33853.3226877363. The cubic root of 1146047457 is about 1046.4878745253.

The spelling of 1146047457 in words is "one billion, one hundred forty-six million, forty-seven thousand, four hundred fifty-seven".