245019329 has 2 divisors, whose sum is σ = 245019330. Its totient is φ = 245019328.

The previous prime is 245019323. The next prime is 245019343. The reversal of 245019329 is 923910542.

245019329 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 can be written as a sum of positive squares in only one way, i.e., 244985104 + 34225 = 15652^2 + 185^2 .

It is a cyclic number.

It is not a de Polignac number, because 245019329 - 2¹² = 245015233 is a prime.

It is a super-2 number, since 2×245019329² = 120068943167220482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (245019323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122509664 + 122509665.

It is an arithmetic number, because the mean of its divisors is an integer number (122509665).

Almost surely, 2^245019329 is an apocalyptic number.

It is an amenable number.

245019329 is a deficient number, since it is larger than the sum of its proper divisors (1).

245019329 is an equidigital number, since it uses as much as digits as its factorization.

245019329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 245019329 is about 15653.0932725771. The cubic root of 245019329 is about 625.7489296219.

The spelling of 245019329 in words is "two hundred forty-five million, nineteen thousand, three hundred twenty-nine".