1148024649 has 8 divisors (see below), whose sum is σ = 1530870880. Its totient is φ = 765264096.

The previous prime is 1148024639. The next prime is 1148024677. The reversal of 1148024649 is 9464208411.

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

It is a de Polignac number, because none of the positive numbers 2^k-1148024649 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1148024629) 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, 23022 + ... + 53160.

It is an arithmetic number, because the mean of its divisors is an integer number (191358860).

Almost surely, 2^1148024649 is an apocalyptic number.

It is an amenable number.

1148024649 is a deficient number, since it is larger than the sum of its proper divisors (382846231).

1148024649 is a wasteful number, since it uses less digits than its factorization.

1148024649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42839.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 1148024649 is about 33882.5124363587. The cubic root of 1148024649 is about 1047.0893384777.

The spelling of 1148024649 in words is "one billion, one hundred forty-eight million, twenty-four thousand, six hundred forty-nine".