1146387 has 8 divisors (see below), whose sum is σ = 1667520. Its totient is φ = 694760.

The previous prime is 1146367. The next prime is 1146391. The reversal of 1146387 is 7836411.

It is a happy number.

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

It is not a de Polignac number, because 1146387 - 2⁶ = 1146323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1146307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17337 + ... + 17402.

It is an arithmetic number, because the mean of its divisors is an integer number (208440).

2^1146387 is an apocalyptic number.

1146387 is a deficient number, since it is larger than the sum of its proper divisors (521133).

1146387 is a wasteful number, since it uses less digits than its factorization.

1146387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34753.

The product of its digits is 4032, while the sum is 30.

The square root of 1146387 is about 1070.6946343379. The cubic root of 1146387 is about 104.6591213046.

The spelling of 1146387 in words is "one million, one hundred forty-six thousand, three hundred eighty-seven".