634350499 has 2 divisors, whose sum is σ = 634350500. Its totient is φ = 634350498.

The previous prime is 634350449. The next prime is 634350517. The reversal of 634350499 is 994053436.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 634350499 - 2⁹ = 634349987 is a prime.

It is not a weakly prime, because it can be changed into another prime (634350449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317175249 + 317175250.

It is an arithmetic number, because the mean of its divisors is an integer number (317175250).

Almost surely, 2^634350499 is an apocalyptic number.

634350499 is a deficient number, since it is larger than the sum of its proper divisors (1).

634350499 is an equidigital number, since it uses as much as digits as its factorization.

634350499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 43.

The square root of 634350499 is about 25186.3157091306. The cubic root of 634350499 is about 859.2306527699.

The spelling of 634350499 in words is "six hundred thirty-four million, three hundred fifty thousand, four hundred ninety-nine".