1145862 has 12 divisors (see below), whose sum is σ = 2482740. Its totient is φ = 381948.

The previous prime is 1145849. The next prime is 1145873. The reversal of 1145862 is 2685411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31812 + ... + 31847.

It is an arithmetic number, because the mean of its divisors is an integer number (206895).

2^1145862 is an apocalyptic number.

1145862 is an abundant number, since it is smaller than the sum of its proper divisors (1336878).

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

1145862 is a wasteful number, since it uses less digits than its factorization.

1145862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63667 (or 63664 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 1145862 is about 1070.4494383202. The cubic root of 1145862 is about 104.6431422828.

The spelling of 1145862 in words is "one million, one hundred forty-five thousand, eight hundred sixty-two".