1672723071 has 6 divisors (see below), whose sum is σ = 2416155560. Its totient is φ = 1115148708.

The previous prime is 1672723069. The next prime is 1672723097. The reversal of 1672723071 is 1703272761.

It is not a de Polignac number, because 1672723071 - 2¹ = 1672723069 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 (1672723061) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 92929051 + ... + 92929068.

Almost surely, 2^1672723071 is an apocalyptic number.

1672723071 is a deficient number, since it is larger than the sum of its proper divisors (743432489).

1672723071 is a wasteful number, since it uses less digits than its factorization.

1672723071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185858125 (or 185858122 counting only the distinct ones).

The product of its (nonzero) digits is 24696, while the sum is 36.

The square root of 1672723071 is about 40898.9372844821. The cubic root of 1672723071 is about 1187.0654977087.

The spelling of 1672723071 in words is "one billion, six hundred seventy-two million, seven hundred twenty-three thousand, seventy-one".