245413393 has 2 divisors, whose sum is σ = 245413394. Its totient is φ = 245413392.

The previous prime is 245413387. The next prime is 245413439. The reversal of 245413393 is 393314542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 204861969 + 40551424 = 14313^2 + 6368^2 .

It is a cyclic number.

It is not a de Polignac number, because 245413393 - 2⁵ = 245413361 is a prime.

It is not a weakly prime, because it can be changed into another prime (245413303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122706696 + 122706697.

It is an arithmetic number, because the mean of its divisors is an integer number (122706697).

Almost surely, 2^245413393 is an apocalyptic number.

It is an amenable number.

245413393 is a deficient number, since it is larger than the sum of its proper divisors (1).

245413393 is an equidigital number, since it uses as much as digits as its factorization.

245413393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 34.

The square root of 245413393 is about 15665.6756317753. The cubic root of 245413393 is about 626.0842134424.

The spelling of 245413393 in words is "two hundred forty-five million, four hundred thirteen thousand, three hundred ninety-three".