1154864 has 20 divisors (see below), whose sum is σ = 2265480. Its totient is φ = 570240.

The previous prime is 1154863. The next prime is 1154887. The reversal of 1154864 is 4684511.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1154863) 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, 1019 + ... + 1829.

It is an arithmetic number, because the mean of its divisors is an integer number (113274).

2^1154864 is an apocalyptic number.

It is an amenable number.

1154864 is a deficient number, since it is larger than the sum of its proper divisors (1110616).

1154864 is an equidigital number, since it uses as much as digits as its factorization.

1154864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908 (or 902 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 1154864 is about 1074.6459882212. The cubic root of 1154864 is about 104.9164565999.

The spelling of 1154864 in words is "one million, one hundred fifty-four thousand, eight hundred sixty-four".