1155452 has 12 divisors (see below), whose sum is σ = 2036496. Its totient is φ = 573600.

The previous prime is 1155449. The next prime is 1155457. The reversal of 1155452 is 2545511.

It is a happy number.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 353 + ... + 1560.

It is an arithmetic number, because the mean of its divisors is an integer number (169708).

2^1155452 is an apocalyptic number.

It is an amenable number.

1155452 is a deficient number, since it is larger than the sum of its proper divisors (881044).

1155452 is a wasteful number, since it uses less digits than its factorization.

1155452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068 (or 2066 counting only the distinct ones).

The product of its digits is 1000, while the sum is 23.

The square root of 1155452 is about 1074.9195318720. The cubic root of 1155452 is about 104.9342596801.

The spelling of 1155452 in words is "one million, one hundred fifty-five thousand, four hundred fifty-two".