101430543 has 16 divisors (see below), whose sum is σ = 140921856. Its totient is φ = 64821120.

The previous prime is 101430533. The next prime is 101430547. The reversal of 101430543 is 345034101.

It is not a de Polignac number, because 101430543 - 2²¹ = 99333391 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101430547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4855 + ... + 15047.

It is an arithmetic number, because the mean of its divisors is an integer number (8807616).

Almost surely, 2^101430543 is an apocalyptic number.

101430543 is a deficient number, since it is larger than the sum of its proper divisors (39491313).

101430543 is a wasteful number, since it uses less digits than its factorization.

101430543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10334.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 101430543 is about 10071.2731568556. The cubic root of 101430543 is about 466.3617430375.

Adding to 101430543 its reverse (345034101), we get a palindrome (446464644).

The spelling of 101430543 in words is "one hundred one million, four hundred thirty thousand, five hundred forty-three".