1154555150 has 96 divisors (see below), whose sum is σ = 2614118400. Its totient is φ = 378507360.

The previous prime is 1154555137. The next prime is 1154555161. The reversal of 1154555150 is 515554511.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 392987 + ... + 395913.

It is an arithmetic number, because the mean of its divisors is an integer number (27230400).

Almost surely, 2^1154555150 is an apocalyptic number.

1154555150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1154555150 is an abundant number, since it is smaller than the sum of its proper divisors (1459563250).

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

1154555150 is a wasteful number, since it uses less digits than its factorization.

1154555150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2983 (or 2964 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 32.

The square root of 1154555150 is about 33978.7455624836. The cubic root of 1154555150 is about 1049.0710302039.

The spelling of 1154555150 in words is "one billion, one hundred fifty-four million, five hundred fifty-five thousand, one hundred fifty".