1011652530 has 192 divisors, whose sum is σ = 3078000000. Its totient is φ = 211341312.

The previous prime is 1011652489. The next prime is 1011652553. The reversal of 1011652530 is 352561101.

It is a self number, because there is not a number n which added to its sum of digits gives 1011652530.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 809346 + ... + 810594.

It is an arithmetic number, because the mean of its divisors is an integer number (16031250).

Almost surely, 2^1011652530 is an apocalyptic number.

1011652530 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 1011652530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1539000000).

1011652530 is an abundant number, since it is smaller than the sum of its proper divisors (2066347470).

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

1011652530 is a wasteful number, since it uses less digits than its factorization.

1011652530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1321 (or 1314 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1011652530 is about 31806.4856593746. The cubic root of 1011652530 is about 1003.8691867525.

The spelling of 1011652530 in words is "one billion, eleven million, six hundred fifty-two thousand, five hundred thirty".