1154354272 has 24 divisors (see below), whose sum is σ = 2392248600. Its totient is φ = 546799104.

The previous prime is 1154354261. The next prime is 1154354321. The reversal of 1154354272 is 2724534511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 948697 + ... + 949912.

It is an arithmetic number, because the mean of its divisors is an integer number (99677025).

Almost surely, 2^1154354272 is an apocalyptic number.

It is an amenable number.

1154354272 is an abundant number, since it is smaller than the sum of its proper divisors (1237894328).

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

1154354272 is a wasteful number, since it uses less digits than its factorization.

1154354272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898638 (or 1898630 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The square root of 1154354272 is about 33975.7894978174. The cubic root of 1154354272 is about 1049.0101849761.

Adding to 1154354272 its reverse (2724534511), we get a palindrome (3878888783).

The spelling of 1154354272 in words is "one billion, one hundred fifty-four million, three hundred fifty-four thousand, two hundred seventy-two".