1012625171 has 2 divisors, whose sum is σ = 1012625172. Its totient is φ = 1012625170.

The previous prime is 1012625129. The next prime is 1012625221. The reversal of 1012625171 is 1715262101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1012625171 - 2²² = 1008430867 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1012625171.

It is not a weakly prime, because it can be changed into another prime (1012625101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506312585 + 506312586.

It is an arithmetic number, because the mean of its divisors is an integer number (506312586).

Almost surely, 2^1012625171 is an apocalyptic number.

1012625171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012625171 is an equidigital number, since it uses as much as digits as its factorization.

1012625171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 26.

The square root of 1012625171 is about 31821.7719651185. The cubic root of 1012625171 is about 1004.1908029697.

Adding to 1012625171 its reverse (1715262101), we get a palindrome (2727887272).

The spelling of 1012625171 in words is "one billion, twelve million, six hundred twenty-five thousand, one hundred seventy-one".