1153904 has 20 divisors (see below), whose sum is σ = 2291520. Its totient is φ = 562560.

The previous prime is 1153891. The next prime is 1153921. The reversal of 1153904 is 4093511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1153904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224 + ... + 1535.

It is an arithmetic number, because the mean of its divisors is an integer number (114576).

2^1153904 is an apocalyptic number.

It is an amenable number.

1153904 is a deficient number, since it is larger than the sum of its proper divisors (1137616).

1153904 is a wasteful number, since it uses less digits than its factorization.

1153904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1808 (or 1802 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1153904 is about 1074.1992366410. The cubic root of 1153904 is about 104.8873773549.

The spelling of 1153904 in words is "one million, one hundred fifty-three thousand, nine hundred four".