63143741 has 2 divisors, whose sum is σ = 63143742. Its totient is φ = 63143740.

The previous prime is 63143713. The next prime is 63143749. The reversal of 63143741 is 14734136.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54316900 + 8826841 = 7370^2 + 2971^2 .

It is a cyclic number.

It is not a de Polignac number, because 63143741 - 2¹⁴ = 63127357 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63143749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31571870 + 31571871.

It is an arithmetic number, because the mean of its divisors is an integer number (31571871).

Almost surely, 2^63143741 is an apocalyptic number.

It is an amenable number.

63143741 is a deficient number, since it is larger than the sum of its proper divisors (1).

63143741 is an equidigital number, since it uses as much as digits as its factorization.

63143741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048, while the sum is 29.

The square root of 63143741 is about 7946.3036060800. The cubic root of 63143741 is about 398.2081119125.

Adding to 63143741 its reverse (14734136), we get a palindrome (77877877).

The spelling of 63143741 in words is "sixty-three million, one hundred forty-three thousand, seven hundred forty-one".