10121432 has 8 divisors (see below), whose sum is σ = 18977700. Its totient is φ = 5060712.

The previous prime is 10121429. The next prime is 10121437. The reversal of 10121432 is 23412101.

It is a tau number, because it is divible by the number of its divisors (8).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 632582 + ... + 632597.

Almost surely, 2^10121432 is an apocalyptic number.

It is an amenable number.

10121432 is a deficient number, since it is larger than the sum of its proper divisors (8856268).

10121432 is a wasteful number, since it uses less digits than its factorization.

10121432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265185 (or 1265181 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 10121432 is about 3181.4198088275. The cubic root of 10121432 is about 216.3120204792.

Adding to 10121432 its reverse (23412101), we get a palindrome (33533533).

The spelling of 10121432 in words is "ten million, one hundred twenty-one thousand, four hundred thirty-two".