101538734 has 16 divisors (see below), whose sum is σ = 167803056. Its totient is φ = 45696000.

The previous prime is 101538719. The next prime is 101538737. The reversal of 101538734 is 437835101.

It is a super-2 number, since 2×101538734² = 20620229004645512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 101538734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101538737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20627 + ... + 25070.

It is an arithmetic number, because the mean of its divisors is an integer number (10487691).

Almost surely, 2^101538734 is an apocalyptic number.

101538734 is a deficient number, since it is larger than the sum of its proper divisors (66264322).

101538734 is a wasteful number, since it uses less digits than its factorization.

101538734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45811.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 101538734 is about 10076.6429925844. The cubic root of 101538734 is about 466.5274992051.

It can be divided in two parts, 101 and 538734, that added together give a palindrome (538835).

The spelling of 101538734 in words is "one hundred one million, five hundred thirty-eight thousand, seven hundred thirty-four".