1152558450 has 96 divisors (see below), whose sum is σ = 3190777920. Its totient is φ = 305913600.

The previous prime is 1152558409. The next prime is 1152558457. The reversal of 1152558450 is 548552511.

1152558450 is a `hidden beast` number, since 1 + 1 + 5 + 25 + 584 + 50 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1152558457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 304570 + ... + 308330.

It is an arithmetic number, because the mean of its divisors is an integer number (33237270).

Almost surely, 2^1152558450 is an apocalyptic number.

1152558450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1152558450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1595388960).

1152558450 is an abundant number, since it is smaller than the sum of its proper divisors (2038219470).

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

1152558450 is a wasteful number, since it uses less digits than its factorization.

1152558450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4009 (or 3998 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 36.

The square root of 1152558450 is about 33949.3512456424. The cubic root of 1152558450 is about 1048.4659230310.

The spelling of 1152558450 in words is "one billion, one hundred fifty-two million, five hundred fifty-eight thousand, four hundred fifty".