1087571325 has 24 divisors (see below), whose sum is σ = 1814044608. Its totient is φ = 574900480.

The previous prime is 1087571321. The next prime is 1087571339. The reversal of 1087571325 is 5231757801.

It is not a de Polignac number, because 1087571325 - 2² = 1087571321 is a prime.

It is a super-2 number, since 2×1087571325² = 2365622773924511250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1087571321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55689 + ... + 72638.

It is an arithmetic number, because the mean of its divisors is an integer number (75585192).

Almost surely, 2^1087571325 is an apocalyptic number.

1087571325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1087571325 is a deficient number, since it is larger than the sum of its proper divisors (726473283).

1087571325 is a wasteful number, since it uses less digits than its factorization.

1087571325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128453 (or 128448 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 39.

The square root of 1087571325 is about 32978.3463048104. The cubic root of 1087571325 is about 1028.3775395807.

The spelling of 1087571325 in words is "one billion, eighty-seven million, five hundred seventy-one thousand, three hundred twenty-five".