101418428 has 12 divisors (see below), whose sum is σ = 186823560. Its totient is φ = 48040272.

The previous prime is 101418419. The next prime is 101418451. The reversal of 101418428 is 824814101.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 101418428.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 667151 + ... + 667302.

It is an arithmetic number, because the mean of its divisors is an integer number (15568630).

Almost surely, 2^101418428 is an apocalyptic number.

It is an amenable number.

101418428 is a deficient number, since it is larger than the sum of its proper divisors (85405132).

101418428 is a wasteful number, since it uses less digits than its factorization.

101418428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334476 (or 1334474 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 29.

The square root of 101418428 is about 10070.6716757126. The cubic root of 101418428 is about 466.3431746743.

The spelling of 101418428 in words is "one hundred one million, four hundred eighteen thousand, four hundred twenty-eight".