10521454034347 has 2 divisors, whose sum is σ = 10521454034348. Its totient is φ = 10521454034346.

The previous prime is 10521454034341. The next prime is 10521454034401. The reversal of 10521454034347 is 74343045412501.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10521454034347 - 2⁷ = 10521454034219 is a prime.

It is a super-2 number, since 2×10521454034347² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10521454034341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5260727017173 + 5260727017174.

It is an arithmetic number, because the mean of its divisors is an integer number (5260727017174).

Almost surely, 2^{10521454034347} is an apocalyptic number.

10521454034347 is a deficient number, since it is larger than the sum of its proper divisors (1).

10521454034347 is an equidigital number, since it uses as much as digits as its factorization.

10521454034347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 806400, while the sum is 43.

Adding to 10521454034347 its reverse (74343045412501), we get a palindrome (84864499446848).

The spelling of 10521454034347 in words is "ten trillion, five hundred twenty-one billion, four hundred fifty-four million, thirty-four thousand, three hundred forty-seven".