10112440451 has 4 divisors (see below), whose sum is σ = 10113299400. Its totient is φ = 10111581504.

The previous prime is 10112440441. The next prime is 10112440453. The reversal of 10112440451 is 15404421101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10112440451 - 2¹⁰ = 10112439427 is a prime.

It is a super-2 number, since 2×10112440451² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10112440453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411566 + ... + 435443.

It is an arithmetic number, because the mean of its divisors is an integer number (2528324850).

Almost surely, 2^10112440451 is an apocalyptic number.

10112440451 is a deficient number, since it is larger than the sum of its proper divisors (858949).

10112440451 is an equidigital number, since it uses as much as digits as its factorization.

10112440451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858948.

The product of its (nonzero) digits is 640, while the sum is 23.

Adding to 10112440451 its reverse (15404421101), we get a palindrome (25516861552).

The spelling of 10112440451 in words is "ten billion, one hundred twelve million, four hundred forty thousand, four hundred fifty-one".