245054235251101 has 2 divisors, whose sum is σ = 245054235251102. Its totient is φ = 245054235251100.

The previous prime is 245054235251087. The next prime is 245054235251123. The reversal of 245054235251101 is 101152532450542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145193486739876 + 99860748511225 = 12049626^2 + 9993035^2 .

It is a cyclic number.

It is not a de Polignac number, because 245054235251101 - 2¹¹ = 245054235249053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245054235251131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122527117625550 + 122527117625551.

It is an arithmetic number, because the mean of its divisors is an integer number (122527117625551).

Almost surely, 2^{245054235251101} is an apocalyptic number.

It is an amenable number.

245054235251101 is a deficient number, since it is larger than the sum of its proper divisors (1).

245054235251101 is an equidigital number, since it uses as much as digits as its factorization.

245054235251101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240000, while the sum is 40.

The spelling of 245054235251101 in words is "two hundred forty-five trillion, fifty-four billion, two hundred thirty-five million, two hundred fifty-one thousand, one hundred one".