375664543 has 4 divisors (see below), whose sum is σ = 391997808. Its totient is φ = 359331280.

The previous prime is 375664529. The next prime is 375664547. The reversal of 375664543 is 345466573.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345466573 = 31 ⋅11144083.

It is a cyclic number.

It is not a de Polignac number, because 375664543 - 2¹⁷ = 375533471 is a prime.

It is a super-2 number, since 2×375664543² = 282247697734797698, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 375664543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (375664547) 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, 8166598 + ... + 8166643.

It is an arithmetic number, because the mean of its divisors is an integer number (97999452).

Almost surely, 2^375664543 is an apocalyptic number.

375664543 is a deficient number, since it is larger than the sum of its proper divisors (16333265).

375664543 is a wasteful number, since it uses less digits than its factorization.

375664543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16333264.

The product of its digits is 907200, while the sum is 43.

The square root of 375664543 is about 19382.0675625693. The cubic root of 375664543 is about 721.5505057135.

The spelling of 375664543 in words is "three hundred seventy-five million, six hundred sixty-four thousand, five hundred forty-three".