1673452271 has 4 divisors (see below), whose sum is σ = 1673887344. Its totient is φ = 1673017200.

The previous prime is 1673452267. The next prime is 1673452283. The reversal of 1673452271 is 1722543761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1722543761 = 23 ⋅74893207.

It is a cyclic number.

It is not a de Polignac number, because 1673452271 - 2² = 1673452267 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 (1673452211) 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, 211715 + ... + 219476.

It is an arithmetic number, because the mean of its divisors is an integer number (418471836).

Almost surely, 2^1673452271 is an apocalyptic number.

1673452271 is a deficient number, since it is larger than the sum of its proper divisors (435073).

1673452271 is an equidigital number, since it uses as much as digits as its factorization.

1673452271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435072.

The product of its digits is 70560, while the sum is 38.

The square root of 1673452271 is about 40907.8509701989. The cubic root of 1673452271 is about 1187.2379674624.

The spelling of 1673452271 in words is "one billion, six hundred seventy-three million, four hundred fifty-two thousand, two hundred seventy-one".