1148487 has 16 divisors (see below), whose sum is σ = 1626240. Its totient is φ = 719712.

The previous prime is 1148453. The next prime is 1148489. The reversal of 1148487 is 7848411.

It is not a de Polignac number, because 1148487 - 2⁷ = 1148359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1148489) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3588 + ... + 3894.

It is an arithmetic number, because the mean of its divisors is an integer number (101640).

2^1148487 is an apocalyptic number.

1148487 is a deficient number, since it is larger than the sum of its proper divisors (477753).

1148487 is a wasteful number, since it uses less digits than its factorization.

1148487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382.

The product of its digits is 7168, while the sum is 33.

The square root of 1148487 is about 1071.6748574078. The cubic root of 1148487 is about 104.7229886513.

The spelling of 1148487 in words is "one million, one hundred forty-eight thousand, four hundred eighty-seven".