1252673171 has 2 divisors, whose sum is σ = 1252673172. Its totient is φ = 1252673170.

The previous prime is 1252673167. The next prime is 1252673197. The reversal of 1252673171 is 1713762521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1252673171 - 2² = 1252673167 is a prime.

It is not a weakly prime, because it can be changed into another prime (1252673111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626336585 + 626336586.

It is an arithmetic number, because the mean of its divisors is an integer number (626336586).

Almost surely, 2^1252673171 is an apocalyptic number.

1252673171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1252673171 is an equidigital number, since it uses as much as digits as its factorization.

1252673171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17640, while the sum is 35.

The square root of 1252673171 is about 35393.1232162408. The cubic root of 1252673171 is about 1077.9846879232.

The spelling of 1252673171 in words is "one billion, two hundred fifty-two million, six hundred seventy-three thousand, one hundred seventy-one".