10189012 has 6 divisors (see below), whose sum is σ = 17830778. Its totient is φ = 5094504.

The previous prime is 10188991. The next prime is 10189031. The reversal of 10189012 is 21098101.

It can be written as a sum of positive squares in only one way, i.e., 10150596 + 38416 = 3186^2 + 196^2 .

It is a super-2 number, since 2×10189012² = 207631931072288, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

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 as a sum of consecutive naturals, namely, 1273623 + ... + 1273630.

Almost surely, 2^10189012 is an apocalyptic number.

It is an amenable number.

10189012 is a deficient number, since it is larger than the sum of its proper divisors (7641766).

10189012 is a wasteful number, since it uses less digits than its factorization.

10189012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2547257 (or 2547255 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 10189012 is about 3192.0231828732. The cubic root of 10189012 is about 216.7923856841.

The spelling of 10189012 in words is "ten million, one hundred eighty-nine thousand, twelve".