10140012 has 24 divisors (see below), whose sum is σ = 26289200. Its totient is φ = 3379968.

The previous prime is 10140001. The next prime is 10140017. The reversal of 10140012 is 21004101.

It is a happy number.

It is a super-3 number, since 3×10140012³ (a number of 22 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10139976 and 10140003.

It is not an unprimeable number, because it can be changed into a prime (10140017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 46837 + ... + 47052.

Almost surely, 2^10140012 is an apocalyptic number.

10140012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10140012 is an abundant number, since it is smaller than the sum of its proper divisors (16149188).

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

10140012 is a wasteful number, since it uses less digits than its factorization.

10140012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93902 (or 93894 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 10140012 is about 3184.3385498405. The cubic root of 10140012 is about 216.4443015161. Note that the first 3 decimals are identical.

Adding to 10140012 its reverse (21004101), we get a palindrome (31144113).

The spelling of 10140012 in words is "ten million, one hundred forty thousand, twelve".