1001512552 has 32 divisors (see below), whose sum is σ = 1967198400. Its totient is φ = 477097984.

The previous prime is 1001512543. The next prime is 1001512571. The reversal of 1001512552 is 2552151001.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36699 + ... + 57877.

It is an arithmetic number, because the mean of its divisors is an integer number (61474950).

Almost surely, 2^1001512552 is an apocalyptic number.

It is an amenable number.

1001512552 is a deficient number, since it is larger than the sum of its proper divisors (965685848).

1001512552 is a wasteful number, since it uses less digits than its factorization.

1001512552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21465 (or 21461 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 22.

The square root of 1001512552 is about 31646.6831121367. The cubic root of 1001512552 is about 1000.5039300119.

Adding to 1001512552 its reverse (2552151001), we get a palindrome (3553663553).

The spelling of 1001512552 in words is "one billion, one million, five hundred twelve thousand, five hundred fifty-two".