245040127 has 2 divisors, whose sum is σ = 245040128. Its totient is φ = 245040126.

The previous prime is 245040113. The next prime is 245040167. The reversal of 245040127 is 721040542.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245040127 - 2¹⁹ = 244515839 is a prime.

It is a super-2 number, since 2×245040127² = 120089327680352258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245040167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122520063 + 122520064.

It is an arithmetic number, because the mean of its divisors is an integer number (122520064).

Almost surely, 2^245040127 is an apocalyptic number.

245040127 is a deficient number, since it is larger than the sum of its proper divisors (1).

245040127 is an equidigital number, since it uses as much as digits as its factorization.

245040127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2240, while the sum is 25.

The square root of 245040127 is about 15653.7576000141. The cubic root of 245040127 is about 625.7666342905.

Adding to 245040127 its reverse (721040542), we get a palindrome (966080669).

The spelling of 245040127 in words is "two hundred forty-five million, forty thousand, one hundred twenty-seven".