245122627 has 2 divisors, whose sum is σ = 245122628. Its totient is φ = 245122626.

The previous prime is 245122621. The next prime is 245122663. The reversal of 245122627 is 726221542.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245122627 is a prime.

It is a super-2 number, since 2×245122627² = 120170204534762258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (245122621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122561313 + 122561314.

It is an arithmetic number, because the mean of its divisors is an integer number (122561314).

Almost surely, 2^245122627 is an apocalyptic number.

245122627 is a deficient number, since it is larger than the sum of its proper divisors (1).

245122627 is an equidigital number, since it uses as much as digits as its factorization.

245122627 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13440, while the sum is 31.

The square root of 245122627 is about 15656.3925282934. The cubic root of 245122627 is about 625.8368540204.

The spelling of 245122627 in words is "two hundred forty-five million, one hundred twenty-two thousand, six hundred twenty-seven".