1115501325 has 72 divisors (see below), whose sum is σ = 1992158208. Its totient is φ = 548835840.

The previous prime is 1115501297. The next prime is 1115501333. The reversal of 1115501325 is 5231055111.

It is not a de Polignac number, because 1115501325 - 2⁵ = 1115501293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1115501295 and 1115501304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 8783412 + ... + 8783538.

It is an arithmetic number, because the mean of its divisors is an integer number (27668864).

Almost surely, 2^1115501325 is an apocalyptic number.

1115501325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1115501325 is a deficient number, since it is larger than the sum of its proper divisors (876656883).

1115501325 is a wasteful number, since it uses less digits than its factorization.

1115501325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323 (or 235 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 1115501325 is about 33399.1216201864. The cubic root of 1115501325 is about 1037.1065174532.

Adding to 1115501325 its reverse (5231055111), we get a palindrome (6346556436).

The spelling of 1115501325 in words is "one billion, one hundred fifteen million, five hundred one thousand, three hundred twenty-five".