1673459941 has 4 divisors (see below), whose sum is σ = 1761536800. Its totient is φ = 1585383084.

The previous prime is 1673459933. The next prime is 1673459947. The reversal of 1673459941 is 1499543761.

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: 1499543761 = 14843 ⋅101027.

It is a cyclic number.

It is not a de Polignac number, because 1673459941 - 2³ = 1673459933 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 (1673459947) 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, 44038401 + ... + 44038438.

It is an arithmetic number, because the mean of its divisors is an integer number (440384200).

Almost surely, 2^1673459941 is an apocalyptic number.

It is an amenable number.

1673459941 is a deficient number, since it is larger than the sum of its proper divisors (88076859).

1673459941 is an equidigital number, since it uses as much as digits as its factorization.

1673459941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88076858.

The product of its digits is 816480, while the sum is 49.

The square root of 1673459941 is about 40907.9447173773. The cubic root of 1673459941 is about 1187.2397812978.

The spelling of 1673459941 in words is "one billion, six hundred seventy-three million, four hundred fifty-nine thousand, nine hundred forty-one".