1155041304 has 32 divisors (see below), whose sum is σ = 2924160000. Its totient is φ = 380139552.

The previous prime is 1155041297. The next prime is 1155041311. The reversal of 1155041304 is 4031405511.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1155041297) and next prime (1155041311).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302704 + ... + 306495.

It is an arithmetic number, because the mean of its divisors is an integer number (91380000).

Almost surely, 2^1155041304 is an apocalyptic number.

It is an amenable number.

1155041304 is an abundant number, since it is smaller than the sum of its proper divisors (1769118696).

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

1155041304 is a wasteful number, since it uses less digits than its factorization.

1155041304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609287 (or 609283 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1155041304 is about 33985.8986051568. The cubic root of 1155041304 is about 1049.2182553091.

Adding to 1155041304 its reverse (4031405511), we get a palindrome (5186446815).

The spelling of 1155041304 in words is "one billion, one hundred fifty-five million, forty-one thousand, three hundred four".