245634407 has 2 divisors, whose sum is σ = 245634408. Its totient is φ = 245634406.

The previous prime is 245634371. The next prime is 245634427. The reversal of 245634407 is 704436542.

245634407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245634407 - 2¹² = 245630311 is a prime.

It is a Chen prime.

It is equal to p_13453496 and since 245634407 and 13453496 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245634427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122817203 + 122817204.

It is an arithmetic number, because the mean of its divisors is an integer number (122817204).

Almost surely, 2^245634407 is an apocalyptic number.

245634407 is a deficient number, since it is larger than the sum of its proper divisors (1).

245634407 is an equidigital number, since it uses as much as digits as its factorization.

245634407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 35.

The square root of 245634407 is about 15672.7281288230. The cubic root of 245634407 is about 626.2721030229.

It can be divided in two parts, 2456 and 34407, that added together give a palindrome (36863).

The spelling of 245634407 in words is "two hundred forty-five million, six hundred thirty-four thousand, four hundred seven".