1071348525 has 60 divisors (see below), whose sum is σ = 2137214772. Its totient is φ = 527420160.

The previous prime is 1071348469. The next prime is 1071348529. The reversal of 1071348525 is 5258431701.

It can be written as a sum of positive squares in 6 ways, for example, as 428117481 + 643231044 = 20691^2 + 25362^2 .

It is not a de Polignac number, because 1071348525 - 2⁶ = 1071348461 is a prime.

It is a super-2 number, since 2×1071348525² = 2295575324039351250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1071348525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1071348529) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5977 + ... + 46673.

Almost surely, 2^1071348525 is an apocalyptic number.

1071348525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1071348525 is a deficient number, since it is larger than the sum of its proper divisors (1065866247).

1071348525 is a wasteful number, since it uses less digits than its factorization.

1071348525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40732 (or 40718 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 1071348525 is about 32731.4607831670. The cubic root of 1071348525 is about 1023.2386247720.

The spelling of 1071348525 in words is "one billion, seventy-one million, three hundred forty-eight thousand, five hundred twenty-five".