1146988 has 12 divisors (see below), whose sum is σ = 2050272. Its totient is φ = 561200.

The previous prime is 1146967. The next prime is 1146989. The reversal of 1146988 is 8896411.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1146989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2863 + ... + 3238.

It is an arithmetic number, because the mean of its divisors is an integer number (170856).

2^1146988 is an apocalyptic number.

It is an amenable number.

1146988 is a deficient number, since it is larger than the sum of its proper divisors (903284).

1146988 is a wasteful number, since it uses less digits than its factorization.

1146988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6152 (or 6150 counting only the distinct ones).

The product of its digits is 13824, while the sum is 37.

The square root of 1146988 is about 1070.9752564835. The cubic root of 1146988 is about 104.6774074922.

The spelling of 1146988 in words is "one million, one hundred forty-six thousand, nine hundred eighty-eight".