373220543 has 4 divisors (see below), whose sum is σ = 373573368. Its totient is φ = 372867720.

The previous prime is 373220537. The next prime is 373220579. The reversal of 373220543 is 345022373.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 345022373 = 37 ⋅9324929.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-373220543 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 (373220503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174821 + ... + 176942.

It is an arithmetic number, because the mean of its divisors is an integer number (93393342).

Almost surely, 2^373220543 is an apocalyptic number.

373220543 is a deficient number, since it is larger than the sum of its proper divisors (352825).

373220543 is a wasteful number, since it uses less digits than its factorization.

373220543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352824.

The product of its (nonzero) digits is 15120, while the sum is 29.

The square root of 373220543 is about 19318.9167139361. The cubic root of 373220543 is about 719.9823446031.

The spelling of 373220543 in words is "three hundred seventy-three million, two hundred twenty thousand, five hundred forty-three".