1101005052 has 96 divisors (see below), whose sum is σ = 3040149504. Its totient is φ = 303480000.

The previous prime is 1101005011. The next prime is 1101005057. The reversal of 1101005052 is 2505001011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101005057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1465677 + ... + 1466427.

It is an arithmetic number, because the mean of its divisors is an integer number (31668224).

Almost surely, 2^1101005052 is an apocalyptic number.

1101005052 is a gapful number since it is divisible by the number (12) 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 1101005052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1520074752).

1101005052 is an abundant number, since it is smaller than the sum of its proper divisors (1939144452).

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

1101005052 is a wasteful number, since it uses less digits than its factorization.

1101005052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359 (or 1357 counting only the distinct ones).

The product of its (nonzero) digits is 50, while the sum is 15.

The square root of 1101005052 is about 33181.3961731570. The cubic root of 1101005052 is about 1032.5944122364.

Adding to 1101005052 its reverse (2505001011), we get a palindrome (3606006063).

The spelling of 1101005052 in words is "one billion, one hundred one million, five thousand, fifty-two".