1671427323 has 24 divisors (see below), whose sum is σ = 2441799360. Its totient is φ = 1101654000.

The previous prime is 1671427271. The next prime is 1671427337. The reversal of 1671427323 is 3237241761.

It is not a de Polignac number, because 1671427323 - 2⁸ = 1671427067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1671427363) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 311340 + ... + 316662.

It is an arithmetic number, because the mean of its divisors is an integer number (101741640).

Almost surely, 2^1671427323 is an apocalyptic number.

1671427323 is a deficient number, since it is larger than the sum of its proper divisors (770372037).

1671427323 is a wasteful number, since it uses less digits than its factorization.

1671427323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5719 (or 5716 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 1671427323 is about 40883.0933638833. The cubic root of 1671427323 is about 1186.7589048030.

The spelling of 1671427323 in words is "one billion, six hundred seventy-one million, four hundred twenty-seven thousand, three hundred twenty-three".