1071255525 has 12 divisors (see below), whose sum is σ = 1771142592. Its totient is φ = 571336240.

The previous prime is 1071255469. The next prime is 1071255551. The reversal of 1071255525 is 5255521701.

It is not a de Polignac number, because 1071255525 - 2⁶ = 1071255461 is a prime.

It is a super-2 number, since 2×1071255525² = 2295176799686051250, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7141629 + ... + 7141778.

It is an arithmetic number, because the mean of its divisors is an integer number (147595216).

Almost surely, 2^1071255525 is an apocalyptic number.

1071255525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1071255525 is a deficient number, since it is larger than the sum of its proper divisors (699887067).

1071255525 is a wasteful number, since it uses less digits than its factorization.

1071255525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14283420 (or 14283415 counting only the distinct ones).

The product of its (nonzero) digits is 17500, while the sum is 33.

The square root of 1071255525 is about 32730.0401008004. The cubic root of 1071255525 is about 1023.2090159990.

The spelling of 1071255525 in words is "one billion, seventy-one million, two hundred fifty-five thousand, five hundred twenty-five".