101163140 has 24 divisors (see below), whose sum is σ = 228784920. Its totient is φ = 37352448.

The previous prime is 101163121. The next prime is 101163169. The reversal of 101163140 is 41361101.

It can be written as a sum of positive squares in 4 ways, for example, as 802816 + 100360324 = 896^2 + 10018^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194285 + ... + 194804.

It is an arithmetic number, because the mean of its divisors is an integer number (9532705).

Almost surely, 2^101163140 is an apocalyptic number.

101163140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101163140 is an abundant number, since it is smaller than the sum of its proper divisors (127621780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101163140 is a wasteful number, since it uses less digits than its factorization.

101163140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389111 (or 389109 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 101163140 is about 10057.9888645792. The cubic root of 101163140 is about 465.9515566679.

The spelling of 101163140 in words is "one hundred one million, one hundred sixty-three thousand, one hundred forty".