630341141 has 2 divisors, whose sum is σ = 630341142. Its totient is φ = 630341140.

The previous prime is 630341099. The next prime is 630341149. The reversal of 630341141 is 141143036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 588790225 + 41550916 = 24265^2 + 6446^2 .

It is a cyclic number.

It is not a de Polignac number, because 630341141 - 2⁶ = 630341077 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 (630341149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315170570 + 315170571.

It is an arithmetic number, because the mean of its divisors is an integer number (315170571).

Almost surely, 2^630341141 is an apocalyptic number.

It is an amenable number.

630341141 is a deficient number, since it is larger than the sum of its proper divisors (1).

630341141 is an equidigital number, since it uses as much as digits as its factorization.

630341141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 630341141 is about 25106.5955676989. The cubic root of 630341141 is about 857.4165942671.

Adding to 630341141 its reverse (141143036), we get a palindrome (771484177).

The spelling of 630341141 in words is "six hundred thirty million, three hundred forty-one thousand, one hundred forty-one".