1154706804 has 144 divisors (see below), whose sum is σ = 3137097600. Its totient is φ = 357412608.

The previous prime is 1154706803. The next prime is 1154706811. The reversal of 1154706804 is 4086074511.

It is a happy number.

Together with 1982390795 it forms a betrothed pair.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154706803) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6450787 + ... + 6450965.

It is an arithmetic number, because the mean of its divisors is an integer number (21785400).

Almost surely, 2^1154706804 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 1154706804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1568548800).

1154706804 is an abundant number, since it is smaller than the sum of its proper divisors (1982390796).

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

1154706804 is a wasteful number, since it uses less digits than its factorization.

1154706804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422 (or 417 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The square root of 1154706804 is about 33980.9770901309. The cubic root of 1154706804 is about 1049.1169609830.

The spelling of 1154706804 in words is "one billion, one hundred fifty-four million, seven hundred six thousand, eight hundred four".