1136006520 has 128 divisors (see below), whose sum is σ = 3734311680. Its totient is φ = 274176000.

The previous prime is 1136006471. The next prime is 1136006537. The reversal of 1136006520 is 256006311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 316335 + ... + 319905.

It is an arithmetic number, because the mean of its divisors is an integer number (29174310).

Almost surely, 2^1136006520 is an apocalyptic number.

1136006520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1136006520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1867155840).

1136006520 is an abundant number, since it is smaller than the sum of its proper divisors (2598305160).

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

1136006520 is a wasteful number, since it uses less digits than its factorization.

1136006520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3837 (or 3833 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 1136006520 is about 33704.6958152718. The cubic root of 1136006520 is about 1043.4226854671.

The spelling of 1136006520 in words is "one billion, one hundred thirty-six million, six thousand, five hundred twenty".