245366479 has 2 divisors, whose sum is σ = 245366480. Its totient is φ = 245366478.

The previous prime is 245366453. The next prime is 245366483. The reversal of 245366479 is 974663542.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245366479 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245366449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122683239 + 122683240.

It is an arithmetic number, because the mean of its divisors is an integer number (122683240).

Almost surely, 2^245366479 is an apocalyptic number.

245366479 is a deficient number, since it is larger than the sum of its proper divisors (1).

245366479 is an equidigital number, since it uses as much as digits as its factorization.

245366479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 46.

The square root of 245366479 is about 15664.1782101711. The cubic root of 245366479 is about 626.0443161541.

The spelling of 245366479 in words is "two hundred forty-five million, three hundred sixty-six thousand, four hundred seventy-nine".