245559053 has 2 divisors, whose sum is σ = 245559054. Its totient is φ = 245559052.

The previous prime is 245559049. The next prime is 245559077. The reversal of 245559053 is 350955542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169468324 + 76090729 = 13018^2 + 8723^2 .

It is a cyclic number.

It is not a de Polignac number, because 245559053 - 2² = 245559049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 245558998 and 245559016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245559023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122779526 + 122779527.

It is an arithmetic number, because the mean of its divisors is an integer number (122779527).

Almost surely, 2^245559053 is an apocalyptic number.

It is an amenable number.

245559053 is a deficient number, since it is larger than the sum of its proper divisors (1).

245559053 is an equidigital number, since it uses as much as digits as its factorization.

245559053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 135000, while the sum is 38.

The square root of 245559053 is about 15670.3239596378. The cubic root of 245559053 is about 626.2080553525.

The spelling of 245559053 in words is "two hundred forty-five million, five hundred fifty-nine thousand, fifty-three".