1673520082697 has 4 divisors (see below), whose sum is σ = 1673523220176. Its totient is φ = 1673516945220.

The previous prime is 1673520082693. The next prime is 1673520082733. The reversal of 1673520082697 is 7962800253761.

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.

It is a cyclic number.

It is not a de Polignac number, because 1673520082697 - 2² = 1673520082693 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1673520082693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546683 + ... + 1909424.

It is an arithmetic number, because the mean of its divisors is an integer number (418380805044).

Almost surely, 2^{1673520082697} is an apocalyptic number.

It is an amenable number.

1673520082697 is a deficient number, since it is larger than the sum of its proper divisors (3137479).

1673520082697 is an equidigital number, since it uses as much as digits as its factorization.

1673520082697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3137478.

The product of its (nonzero) digits is 7620480, while the sum is 56.

The spelling of 1673520082697 in words is "one trillion, six hundred seventy-three billion, five hundred twenty million, eighty-two thousand, six hundred ninety-seven".