1672545323 has 8 divisors (see below), whose sum is σ = 1773283392. Its totient is φ = 1572068736.

The previous prime is 1672545311. The next prime is 1672545331. The reversal of 1672545323 is 3235452761.

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 1672545323 - 2²² = 1668351019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1672545353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52115 + ... + 77852.

It is an arithmetic number, because the mean of its divisors is an integer number (221660424).

Almost surely, 2^1672545323 is an apocalyptic number.

1672545323 is a deficient number, since it is larger than the sum of its proper divisors (100738069).

1672545323 is a wasteful number, since it uses less digits than its factorization.

1672545323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130741.

The product of its digits is 151200, while the sum is 38.

The square root of 1672545323 is about 40896.7642118542. The cubic root of 1672545323 is about 1187.0234493075.

The spelling of 1672545323 in words is "one billion, six hundred seventy-two million, five hundred forty-five thousand, three hundred twenty-three".