1001533225 has 96 divisors (see below), whose sum is σ = 1649894400. Its totient is φ = 584236800.

The previous prime is 1001533217. The next prime is 1001533237. The reversal of 1001533225 is 5223351001.

It is not a de Polignac number, because 1001533225 - 2³ = 1001533217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1001533196 and 1001533205.

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 95 ways as a sum of consecutive naturals, for example, 5083827 + ... + 5084023.

It is an arithmetic number, because the mean of its divisors is an integer number (17186400).

Almost surely, 2^1001533225 is an apocalyptic number.

It is an amenable number.

1001533225 is a deficient number, since it is larger than the sum of its proper divisors (648361175).

1001533225 is a wasteful number, since it uses less digits than its factorization.

1001533225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383 (or 378 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 1001533225 is about 31647.0097323586. The cubic root of 1001533225 is about 1000.5108140246.

Adding to 1001533225 its reverse (5223351001), we get a palindrome (6224884226).

The spelling of 1001533225 in words is "one billion, one million, five hundred thirty-three thousand, two hundred twenty-five".