245153017199 has 2 divisors, whose sum is σ = 245153017200. Its totient is φ = 245153017198.

The previous prime is 245153017129. The next prime is 245153017217. The reversal of 245153017199 is 991710351542.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245153017199 - 2²⁰ = 245151968623 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245153017129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122576508599 + 122576508600.

It is an arithmetic number, because the mean of its divisors is an integer number (122576508600).

Almost surely, 2^245153017199 is an apocalyptic number.

245153017199 is a deficient number, since it is larger than the sum of its proper divisors (1).

245153017199 is an equidigital number, since it uses as much as digits as its factorization.

245153017199 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 340200, while the sum is 47.

The spelling of 245153017199 in words is "two hundred forty-five billion, one hundred fifty-three million, seventeen thousand, one hundred ninety-nine".