1134640650 has 192 divisors, whose sum is σ = 3336036480. Its totient is φ = 253094400.

The previous prime is 1134640603. The next prime is 1134640667. The reversal of 1134640650 is 560464311.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 95 ways as a sum of consecutive naturals, for example, 3624894 + ... + 3625206.

It is an arithmetic number, because the mean of its divisors is an integer number (17375190).

Almost surely, 2^1134640650 is an apocalyptic number.

1134640650 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 1134640650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1668018240).

1134640650 is an abundant number, since it is smaller than the sum of its proper divisors (2201395830).

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

1134640650 is a wasteful number, since it uses less digits than its factorization.

1134640650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 1134640650 is about 33684.4274108972. The cubic root of 1134640650 is about 1043.0043336104.

The spelling of 1134640650 in words is "one billion, one hundred thirty-four million, six hundred forty thousand, six hundred fifty".