1671725375 has 64 divisors (see below), whose sum is σ = 2248556544. Its totient is φ = 1238688000.

The previous prime is 1671725351. The next prime is 1671725381. The reversal of 1671725375 is 5735271761.

It is not a de Polignac number, because 1671725375 - 2¹² = 1671721279 is a prime.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12202307 + ... + 12202443.

It is an arithmetic number, because the mean of its divisors is an integer number (35133696).

Almost surely, 2^1671725375 is an apocalyptic number.

1671725375 is a deficient number, since it is larger than the sum of its proper divisors (576831169).

1671725375 is a wasteful number, since it uses less digits than its factorization.

1671725375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 287 counting only the distinct ones).

The product of its digits is 308700, while the sum is 44.

The square root of 1671725375 is about 40886.7383756641. The cubic root of 1671725375 is about 1186.8294422886.

The spelling of 1671725375 in words is "one billion, six hundred seventy-one million, seven hundred twenty-five thousand, three hundred seventy-five".