1135670550 has 288 divisors, whose sum is σ = 3549549600. Its totient is φ = 238694400.

The previous prime is 1135670531. The next prime is 1135670551. The reversal of 1135670550 is 550765311.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1135670551) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 7621876 + ... + 7622024.

It is an arithmetic number, because the mean of its divisors is an integer number (12324825).

Almost surely, 2^1135670550 is an apocalyptic number.

1135670550 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 1135670550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1774774800).

1135670550 is an abundant number, since it is smaller than the sum of its proper divisors (2413879050).

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

1135670550 is a wasteful number, since it uses less digits than its factorization.

1135670550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 244 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 33.

The square root of 1135670550 is about 33699.7114230968. The cubic root of 1135670550 is about 1043.3198124412.

The spelling of 1135670550 in words is "one billion, one hundred thirty-five million, six hundred seventy thousand, five hundred fifty".