101851140 has 24 divisors (see below), whose sum is σ = 285183360. Its totient is φ = 27160288.

The previous prime is 101851111. The next prime is 101851157. The reversal of 101851140 is 41158101.

It is a happy number.

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, 848700 + ... + 848819.

It is an arithmetic number, because the mean of its divisors is an integer number (11882640).

Almost surely, 2^101851140 is an apocalyptic number.

101851140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101851140 is an abundant number, since it is smaller than the sum of its proper divisors (183332220).

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

101851140 is a wasteful number, since it uses less digits than its factorization.

101851140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697531 (or 1697529 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 21.

The square root of 101851140 is about 10092.1325793907. The cubic root of 101851140 is about 467.0054671229.

It can be divided in two parts, 10185 and 1140, that added together give a triangular number (11325 = T₁₅₀).

The spelling of 101851140 in words is "one hundred one million, eight hundred fifty-one thousand, one hundred forty".