505607299 has 2 divisors, whose sum is σ = 505607300. Its totient is φ = 505607298.

The previous prime is 505607293. The next prime is 505607371. The reversal of 505607299 is 992706505.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505607299 is a prime.

It is not a weakly prime, because it can be changed into another prime (505607293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252803649 + 252803650.

It is an arithmetic number, because the mean of its divisors is an integer number (252803650).

Almost surely, 2^505607299 is an apocalyptic number.

505607299 is a deficient number, since it is larger than the sum of its proper divisors (1).

505607299 is an equidigital number, since it uses as much as digits as its factorization.

505607299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 170100, while the sum is 43.

The square root of 505607299 is about 22485.7132197313. The cubic root of 505607299 is about 796.6565140734.

The spelling of 505607299 in words is "five hundred five million, six hundred seven thousand, two hundred ninety-nine".