1673132401 has 8 divisors (see below), whose sum is σ = 1848576384. Its totient is φ = 1506246720.

The previous prime is 1673132371. The next prime is 1673132407. The reversal of 1673132401 is 1042313761.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1673132401 - 2⁵ = 1673132369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1673132401.

It is not an unprimeable number, because it can be changed into a prime (1673132407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2139165 + ... + 2139946.

It is an arithmetic number, because the mean of its divisors is an integer number (231072048).

Almost surely, 2^1673132401 is an apocalyptic number.

It is an amenable number.

1673132401 is a deficient number, since it is larger than the sum of its proper divisors (175443983).

1673132401 is a wasteful number, since it uses less digits than its factorization.

1673132401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4279151.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1673132401 is about 40903.9411426332. The cubic root of 1673132401 is about 1187.1623182562.

The spelling of 1673132401 in words is "one billion, six hundred seventy-three million, one hundred thirty-two thousand, four hundred one".