1001161524 has 48 divisors (see below), whose sum is σ = 2590209216. Its totient is φ = 298406400.

The previous prime is 1001161517. The next prime is 1001161529. The reversal of 1001161524 is 4251611001.

1001161524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1001161524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001161529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54117 + ... + 70220.

It is an arithmetic number, because the mean of its divisors is an integer number (53962692).

Almost surely, 2^1001161524 is an apocalyptic number.

It is an amenable number.

1001161524 is an abundant number, since it is smaller than the sum of its proper divisors (1589047692).

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

1001161524 is a wasteful number, since it uses less digits than its factorization.

1001161524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124416 (or 124414 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 21.

The square root of 1001161524 is about 31641.1365788273. The cubic root of 1001161524 is about 1000.3870248591.

Adding to 1001161524 its reverse (4251611001), we get a palindrome (5252772525).

The spelling of 1001161524 in words is "one billion, one million, one hundred sixty-one thousand, five hundred twenty-four".