1001315552 has 12 divisors (see below), whose sum is σ = 1971340056. Its totient is φ = 500657760.

The previous prime is 1001315519. The next prime is 1001315563. The reversal of 1001315552 is 2555131001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15645524 + ... + 15645587.

It is an arithmetic number, because the mean of its divisors is an integer number (164278338).

Almost surely, 2^1001315552 is an apocalyptic number.

It is an amenable number.

1001315552 is a deficient number, since it is larger than the sum of its proper divisors (970024504).

1001315552 is an equidigital number, since it uses as much as digits as its factorization.

1001315552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31291121 (or 31291113 counting only the distinct ones).

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

The square root of 1001315552 is about 31643.5704685802. The cubic root of 1001315552 is about 1000.4383251763.

Adding to 1001315552 its reverse (2555131001), we get a palindrome (3556446553).

The spelling of 1001315552 in words is "one billion, one million, three hundred fifteen thousand, five hundred fifty-two".