1163870 has 8 divisors (see below), whose sum is σ = 2094984. Its totient is φ = 465544.

The previous prime is 1163849. The next prime is 1163873. The reversal of 1163870 is 783611.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1163873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58184 + ... + 58203.

It is an arithmetic number, because the mean of its divisors is an integer number (261873).

2^1163870 is an apocalyptic number.

1163870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1163870 is a deficient number, since it is larger than the sum of its proper divisors (931114).

1163870 is a wasteful number, since it uses less digits than its factorization.

1163870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116394.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 1163870 is about 1078.8280678588. The cubic root of 1163870 is about 105.1884747888.

The spelling of 1163870 in words is "one million, one hundred sixty-three thousand, eight hundred seventy".