245985379 has 2 divisors, whose sum is σ = 245985380. Its totient is φ = 245985378.

The previous prime is 245985373. The next prime is 245985401. The reversal of 245985379 is 973589542.

245985379 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 245985379 - 2⁵ = 245985347 is a prime.

It is a super-3 number, since 3×245985379³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (245985373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122992689 + 122992690.

It is an arithmetic number, because the mean of its divisors is an integer number (122992690).

Almost surely, 2^245985379 is an apocalyptic number.

245985379 is a deficient number, since it is larger than the sum of its proper divisors (1).

245985379 is an equidigital number, since it uses as much as digits as its factorization.

245985379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 52.

The square root of 245985379 is about 15683.9210339762. The cubic root of 245985379 is about 626.5702417217.

The spelling of 245985379 in words is "two hundred forty-five million, nine hundred eighty-five thousand, three hundred seventy-nine".