10520401447 has 2 divisors, whose sum is σ = 10520401448. Its totient is φ = 10520401446.

The previous prime is 10520401343. The next prime is 10520401469. The reversal of 10520401447 is 74410402501.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10520401447 - 2¹⁵ = 10520368679 is a prime.

It is a super-2 number, since 2×10520401447² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10520501447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5260200723 + 5260200724.

It is an arithmetic number, because the mean of its divisors is an integer number (5260200724).

Almost surely, 2^10520401447 is an apocalyptic number.

10520401447 is a deficient number, since it is larger than the sum of its proper divisors (1).

10520401447 is an equidigital number, since it uses as much as digits as its factorization.

10520401447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4480, while the sum is 28.

Adding to 10520401447 its reverse (74410402501), we get a palindrome (84930803948).

The spelling of 10520401447 in words is "ten billion, five hundred twenty million, four hundred one thousand, four hundred forty-seven".