245115107 has 2 divisors, whose sum is σ = 245115108. Its totient is φ = 245115106.

The previous prime is 245115103. The next prime is 245115119. The reversal of 245115107 is 701511542.

245115107 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245115107 - 2² = 245115103 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (245115103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122557553 + 122557554.

It is an arithmetic number, because the mean of its divisors is an integer number (122557554).

Almost surely, 2^245115107 is an apocalyptic number.

245115107 is a deficient number, since it is larger than the sum of its proper divisors (1).

245115107 is an equidigital number, since it uses as much as digits as its factorization.

245115107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1400, while the sum is 26.

The square root of 245115107 is about 15656.1523689571. The cubic root of 245115107 is about 625.8304540384.

Adding to 245115107 its reverse (701511542), we get a palindrome (946626649).

The spelling of 245115107 in words is "two hundred forty-five million, one hundred fifteen thousand, one hundred seven".