1330171025 has 24 divisors (see below), whose sum is σ = 1669178880. Its totient is φ = 1051447040.

The previous prime is 1330171009. The next prime is 1330171027. The reversal of 1330171025 is 5201710331.

It is not a de Polignac number, because 1330171025 - 2⁴ = 1330171009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1330171027) 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, 1352684 + ... + 1353666.

It is an arithmetic number, because the mean of its divisors is an integer number (69549120).

Almost surely, 2^1330171025 is an apocalyptic number.

It is an amenable number.

1330171025 is a deficient number, since it is larger than the sum of its proper divisors (339007855).

1330171025 is a wasteful number, since it uses less digits than its factorization.

1330171025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585 (or 1580 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 23.

The square root of 1330171025 is about 36471.5097713270. The cubic root of 1330171025 is about 1099.7715848042.

Adding to 1330171025 its reverse (5201710331), we get a palindrome (6531881356).

The spelling of 1330171025 in words is "one billion, three hundred thirty million, one hundred seventy-one thousand, twenty-five".