1673760600121 has 3 divisors (see below), whose sum is σ = 1673761893861. Its totient is φ = 1673759306382.

The previous prime is 1673760600119. The next prime is 1673760600151. The reversal of 1673760600121 is 1210060673761.

The square root of 1673760600121 is 1293739.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 1673760600121 - 2¹ = 1673760600119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1673760600101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 646870 + ... + 1940608.

It is an arithmetic number, because the mean of its divisors is an integer number (557920631287).

Almost surely, 2^{1673760600121} is an apocalyptic number.

1673760600121 is the 1293739-th square number.

1673760600121 is the 646870-th centered octagonal number.

It is an amenable number.

1673760600121 is a deficient number, since it is larger than the sum of its proper divisors (1293740).

1673760600121 is an frugal number, since it uses more digits than its factorization.

1673760600121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2587478 (or 1293739 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 40.

The spelling of 1673760600121 in words is "one trillion, six hundred seventy-three billion, seven hundred sixty million, six hundred thousand, one hundred twenty-one".