100462543 has 4 divisors (see below), whose sum is σ = 100487520. Its totient is φ = 100437568.

The previous prime is 100462541. The next prime is 100462561. The reversal of 100462543 is 345264001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100462543 - 2¹ = 100462541 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 (100462541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4930 + ... + 15007.

It is an arithmetic number, because the mean of its divisors is an integer number (25121880).

Almost surely, 2^100462543 is an apocalyptic number.

100462543 is a deficient number, since it is larger than the sum of its proper divisors (24977).

100462543 is an equidigital number, since it uses as much as digits as its factorization.

100462543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24976.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 100462543 is about 10023.1004684179. The cubic root of 100462543 is about 464.8734276076.

The spelling of 100462543 in words is "one hundred million, four hundred sixty-two thousand, five hundred forty-three".