1011552325 has 36 divisors (see below), whose sum is σ = 1483142052. Its totient is φ = 682214400.

The previous prime is 1011552323. The next prime is 1011552337. The reversal of 1011552325 is 5232551101.

It can be written as a sum of positive squares in 6 ways, for example, as 16654561 + 994897764 = 4081^2 + 31542^2 .

It is not a de Polignac number, because 1011552325 - 2¹ = 1011552323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 1011552325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011552323) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 67957 + ... + 81493.

Almost surely, 2^1011552325 is an apocalyptic number.

It is an amenable number.

1011552325 is a deficient number, since it is larger than the sum of its proper divisors (471589727).

1011552325 is a wasteful number, since it uses less digits than its factorization.

1011552325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13622 (or 13610 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

The square root of 1011552325 is about 31804.9103913217. The cubic root of 1011552325 is about 1003.8360409736.

The spelling of 1011552325 in words is "one billion, eleven million, five hundred fifty-two thousand, three hundred twenty-five".