1672271203 has 4 divisors (see below), whose sum is σ = 1717467760. Its totient is φ = 1627074648.

The previous prime is 1672271197. The next prime is 1672271207. The reversal of 1672271203 is 3021722761.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1672271203 - 2¹³ = 1672263011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1672271207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22598223 + ... + 22598296.

It is an arithmetic number, because the mean of its divisors is an integer number (429366940).

Almost surely, 2^1672271203 is an apocalyptic number.

1672271203 is a deficient number, since it is larger than the sum of its proper divisors (45196557).

1672271203 is an equidigital number, since it uses as much as digits as its factorization.

1672271203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45196556.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 1672271203 is about 40893.4127091394. The cubic root of 1672271203 is about 1186.9585971245.

Adding to 1672271203 its reverse (3021722761), we get a palindrome (4693993964).

The spelling of 1672271203 in words is "one billion, six hundred seventy-two million, two hundred seventy-one thousand, two hundred three".