1153412550 has 36 divisors (see below), whose sum is σ = 3098836260. Its totient is φ = 307576560.

The previous prime is 1153412539. The next prime is 1153412587. The reversal of 1153412550 is 552143511.

1153412550 is a `hidden beast` number, since 1 + 1 + 534 + 125 + 5 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1281120 + ... + 1282019.

It is an arithmetic number, because the mean of its divisors is an integer number (86078785).

Almost surely, 2^1153412550 is an apocalyptic number.

1153412550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1153412550 is an abundant number, since it is smaller than the sum of its proper divisors (1945423710).

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

1153412550 is a wasteful number, since it uses less digits than its factorization.

1153412550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2563157 (or 2563149 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 1153412550 is about 33961.9279488076. The cubic root of 1153412550 is about 1048.7248465979.

The spelling of 1153412550 in words is "one billion, one hundred fifty-three million, four hundred twelve thousand, five hundred fifty".