10402451443 has 2 divisors, whose sum is σ = 10402451444. Its totient is φ = 10402451442.

The previous prime is 10402451441. The next prime is 10402451447. The reversal of 10402451443 is 34415420401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10402451443 - 2¹ = 10402451441 is a prime.

Together with 10402451441, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10402451441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5201225721 + 5201225722.

It is an arithmetic number, because the mean of its divisors is an integer number (5201225722).

Almost surely, 2^10402451443 is an apocalyptic number.

10402451443 is a deficient number, since it is larger than the sum of its proper divisors (1).

10402451443 is an equidigital number, since it uses as much as digits as its factorization.

10402451443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 10402451443 its reverse (34415420401), we get a palindrome (44817871844).

The spelling of 10402451443 in words is "ten billion, four hundred two million, four hundred fifty-one thousand, four hundred forty-three".