1051531052 has 24 divisors (see below), whose sum is σ = 2161890192. Its totient is φ = 441201600.

The previous prime is 1051531049. The next prime is 1051531081. The reversal of 1051531052 is 2501351501.

It is a happy number.

It is a super-2 number, since 2×1051531052² = 2211435106640453408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918599 + ... + 919742.

It is an arithmetic number, because the mean of its divisors is an integer number (90078758).

Almost surely, 2^1051531052 is an apocalyptic number.

It is an amenable number.

1051531052 is an abundant number, since it is smaller than the sum of its proper divisors (1110359140).

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

1051531052 is a wasteful number, since it uses less digits than its factorization.

1051531052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1838369 (or 1838367 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The square root of 1051531052 is about 32427.3195315308. The cubic root of 1051531052 is about 1016.8901345673.

Adding to 1051531052 its reverse (2501351501), we get a palindrome (3552882553).

The spelling of 1051531052 in words is "one billion, fifty-one million, five hundred thirty-one thousand, fifty-two".