1151904 has 72 divisors (see below), whose sum is σ = 3320352. Its totient is φ = 349440.

The previous prime is 1151881. The next prime is 1151911. The reversal of 1151904 is 4091511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16189 + ... + 16259.

It is an arithmetic number, because the mean of its divisors is an integer number (46116).

2^1151904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1151904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1660176).

1151904 is an abundant number, since it is smaller than the sum of its proper divisors (2168448).

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

1151904 is a wasteful number, since it uses less digits than its factorization.

1151904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1151904 is about 1073.2679069086. The cubic root of 1151904 is about 104.8267437526.

It can be divided in two parts, 11 and 51904, that added together give a palindrome (51915).

The spelling of 1151904 in words is "one million, one hundred fifty-one thousand, nine hundred four".