635673041 has 2 divisors, whose sum is σ = 635673042. Its totient is φ = 635673040.

The previous prime is 635673037. The next prime is 635673053. The reversal of 635673041 is 140376536.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 356114641 + 279558400 = 18871^2 + 16720^2 .

It is a cyclic number.

It is not a de Polignac number, because 635673041 - 2² = 635673037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 635672992 and 635673010.

It is not a weakly prime, because it can be changed into another prime (635673001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317836520 + 317836521.

It is an arithmetic number, because the mean of its divisors is an integer number (317836521).

Almost surely, 2^635673041 is an apocalyptic number.

It is an amenable number.

635673041 is a deficient number, since it is larger than the sum of its proper divisors (1).

635673041 is an equidigital number, since it uses as much as digits as its factorization.

635673041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 635673041 is about 25212.5572086609. The cubic root of 635673041 is about 859.8273679991.

It can be divided in two parts, 6356 and 73041, that added together give a palindrome (79397).

The spelling of 635673041 in words is "six hundred thirty-five million, six hundred seventy-three thousand, forty-one".