1155267204 has 96 divisors (see below), whose sum is σ = 3424813056. Its totient is φ = 294848640.

The previous prime is 1155267193. The next prime is 1155267247. The reversal of 1155267204 is 4027625511.

1155267204 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16789 + ... + 50915.

It is an arithmetic number, because the mean of its divisors is an integer number (35675136).

Almost surely, 2^1155267204 is an apocalyptic number.

1155267204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1155267204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1712406528).

1155267204 is an abundant number, since it is smaller than the sum of its proper divisors (2269545852).

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

1155267204 is a wasteful number, since it uses less digits than its factorization.

1155267204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34185 (or 34183 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 1155267204 is about 33989.2218798842. The cubic root of 1155267204 is about 1049.2866519840.

The spelling of 1155267204 in words is "one billion, one hundred fifty-five million, two hundred sixty-seven thousand, two hundred four".