1050520481 has 2 divisors, whose sum is σ = 1050520482. Its totient is φ = 1050520480.

The previous prime is 1050520463. The next prime is 1050520483. The reversal of 1050520481 is 1840250501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 581581456 + 468939025 = 24116^2 + 21655^2 .

It is a cyclic number.

It is not a de Polignac number, because 1050520481 - 2⁶ = 1050520417 is a prime.

It is a super-3 number, since 3×1050520481³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

Together with 1050520483, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1050520481.

It is not a weakly prime, because it can be changed into another prime (1050520483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 525260240 + 525260241.

It is an arithmetic number, because the mean of its divisors is an integer number (525260241).

Almost surely, 2^1050520481 is an apocalyptic number.

It is an amenable number.

1050520481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1050520481 is an equidigital number, since it uses as much as digits as its factorization.

1050520481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 1050520481 is about 32411.7336932167. The cubic root of 1050520481 is about 1016.5642703406.

Adding to 1050520481 its reverse (1840250501), we get a palindrome (2890770982).

The spelling of 1050520481 in words is "one billion, fifty million, five hundred twenty thousand, four hundred eighty-one".