100135772 has 12 divisors (see below), whose sum is σ = 191168376. Its totient is φ = 45516240.

The previous prime is 100135771. The next prime is 100135781. The reversal of 100135772 is 277531001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100135771) 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, 1137863 + ... + 1137950.

It is an arithmetic number, because the mean of its divisors is an integer number (15930698).

Almost surely, 2^100135772 is an apocalyptic number.

It is an amenable number.

100135772 is a deficient number, since it is larger than the sum of its proper divisors (91032604).

100135772 is a wasteful number, since it uses less digits than its factorization.

100135772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275828 (or 2275826 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 100135772 is about 10006.7862973084. The cubic root of 100135772 is about 464.3688542957.

Adding to 100135772 its reverse (277531001), we get a palindrome (377666773).

The spelling of 100135772 in words is "one hundred million, one hundred thirty-five thousand, seven hundred seventy-two".