1673171225 has 48 divisors (see below), whose sum is σ = 2383668864. Its totient is φ = 1153152000.

The previous prime is 1673171219. The next prime is 1673171231. The reversal of 1673171225 is 5221713761.

It is an interprime number because it is at equal distance from previous prime (1673171219) and next prime (1673171231).

It is not a de Polignac number, because 1673171225 - 2¹⁶ = 1673105689 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 713555 + ... + 715895.

It is an arithmetic number, because the mean of its divisors is an integer number (49659768).

Almost surely, 2^1673171225 is an apocalyptic number.

It is an amenable number.

1673171225 is a deficient number, since it is larger than the sum of its proper divisors (710497639).

1673171225 is a wasteful number, since it uses less digits than its factorization.

1673171225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2498 (or 2493 counting only the distinct ones).

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

The square root of 1673171225 is about 40904.4157151768. The cubic root of 1673171225 is about 1187.1715006403.

Adding to 1673171225 its reverse (5221713761), we get a palindrome (6894884986).

The spelling of 1673171225 in words is "one billion, six hundred seventy-three million, one hundred seventy-one thousand, two hundred twenty-five".