1673495117 has 4 divisors (see below), whose sum is σ = 1912565856. Its totient is φ = 1434424380.

The previous prime is 1673495107. The next prime is 1673495149. The reversal of 1673495117 is 7115943761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7115943761 = 2113 ⋅3367697.

It is a cyclic number.

It is not a de Polignac number, because 1673495117 - 2⁴ = 1673495101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1673495107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119535359 + ... + 119535372.

It is an arithmetic number, because the mean of its divisors is an integer number (478141464).

Almost surely, 2^1673495117 is an apocalyptic number.

It is an amenable number.

1673495117 is a deficient number, since it is larger than the sum of its proper divisors (239070739).

1673495117 is an equidigital number, since it uses as much as digits as its factorization.

1673495117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239070738.

The product of its digits is 158760, while the sum is 44.

The square root of 1673495117 is about 40908.3746560530. The cubic root of 1673495117 is about 1187.2480998027.

The spelling of 1673495117 in words is "one billion, six hundred seventy-three million, four hundred ninety-five thousand, one hundred seventeen".