245799601 has 2 divisors, whose sum is σ = 245799602. Its totient is φ = 245799600.

The previous prime is 245799571. The next prime is 245799641. The reversal of 245799601 is 106997542.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245235600 + 564001 = 15660^2 + 751^2 .

It is a cyclic number.

It is not a de Polignac number, because 245799601 - 2⁵ = 245799569 is a prime.

It is not a weakly prime, because it can be changed into another prime (245799641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122899800 + 122899801.

It is an arithmetic number, because the mean of its divisors is an integer number (122899801).

Almost surely, 2^245799601 is an apocalyptic number.

It is an amenable number.

245799601 is a deficient number, since it is larger than the sum of its proper divisors (1).

245799601 is an equidigital number, since it uses as much as digits as its factorization.

245799601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 245799601 is about 15677.9973529785. The cubic root of 245799601 is about 626.4124650234.

The spelling of 245799601 in words is "two hundred forty-five million, seven hundred ninety-nine thousand, six hundred one".