1145046048 has 48 divisors (see below), whose sum is σ = 3007499040. Its totient is φ = 381459456.

The previous prime is 1145045983. The next prime is 1145046061. The reversal of 1145046048 is 8406405411.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1145046048² = 2622260904080836608, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292488 + ... + 296376.

It is an arithmetic number, because the mean of its divisors is an integer number (62656230).

Almost surely, 2^1145046048 is an apocalyptic number.

It is an amenable number.

1145046048 is an abundant number, since it is smaller than the sum of its proper divisors (1862452992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145046048 is a wasteful number, since it uses less digits than its factorization.

1145046048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6969 (or 6961 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 1145046048 is about 33838.5290460445. The cubic root of 1145046048 is about 1046.1829808806.

The spelling of 1145046048 in words is "one billion, one hundred forty-five million, forty-six thousand, forty-eight".