101534493 has 16 divisors (see below), whose sum is σ = 137799360. Its totient is φ = 66489984.

The previous prime is 101534471. The next prime is 101534507. The reversal of 101534493 is 394435101.

It is not a de Polignac number, because 101534493 - 2⁹ = 101533981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101534493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101534093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42355 + ... + 44687.

It is an arithmetic number, because the mean of its divisors is an integer number (8612460).

Almost surely, 2^101534493 is an apocalyptic number.

It is an amenable number.

101534493 is a deficient number, since it is larger than the sum of its proper divisors (36264867).

101534493 is a wasteful number, since it uses less digits than its factorization.

101534493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 101534493 is about 10076.4325532403. The cubic root of 101534493 is about 466.5210039148.

Adding to 101534493 its reverse (394435101), we get a palindrome (495969594).

The spelling of 101534493 in words is "one hundred one million, five hundred thirty-four thousand, four hundred ninety-three".