641007053 has 2 divisors, whose sum is σ = 641007054. Its totient is φ = 641007052.

The previous prime is 641007043. The next prime is 641007109. The reversal of 641007053 is 350700146.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 641001124 + 5929 = 25318^2 + 77^2 .

It is a cyclic number.

It is not a de Polignac number, because 641007053 - 2⁸ = 641006797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (641007013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320503526 + 320503527.

It is an arithmetic number, because the mean of its divisors is an integer number (320503527).

Almost surely, 2^641007053 is an apocalyptic number.

It is an amenable number.

641007053 is a deficient number, since it is larger than the sum of its proper divisors (1).

641007053 is an equidigital number, since it uses as much as digits as its factorization.

641007053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 641007053 is about 25318.1170903367. The cubic root of 641007053 is about 862.2256453724.

Adding to 641007053 its reverse (350700146), we get a palindrome (991707199).

The spelling of 641007053 in words is "six hundred forty-one million, seven thousand, fifty-three".