1011241252 has 48 divisors (see below), whose sum is σ = 2098656000. Its totient is φ = 417158784.

The previous prime is 1011241249. The next prime is 1011241267. The reversal of 1011241252 is 2521421101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289774 + ... + 293242.

It is an arithmetic number, because the mean of its divisors is an integer number (43722000).

Almost surely, 2^1011241252 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011241252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1049328000).

1011241252 is an abundant number, since it is smaller than the sum of its proper divisors (1087414748).

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

1011241252 is a wasteful number, since it uses less digits than its factorization.

1011241252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3868 (or 3866 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1011241252 is about 31800.0196855285. The cubic root of 1011241252 is about 1003.7331303955.

Adding to 1011241252 its reverse (2521421101), we get a palindrome (3532662353).

The spelling of 1011241252 in words is "one billion, eleven million, two hundred forty-one thousand, two hundred fifty-two".