245353111 has 2 divisors, whose sum is σ = 245353112. Its totient is φ = 245353110.

The previous prime is 245353109. The next prime is 245353123. The reversal of 245353111 is 111353542.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245353111 - 2¹ = 245353109 is a prime.

Together with 245353109, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245350111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122676555 + 122676556.

It is an arithmetic number, because the mean of its divisors is an integer number (122676556).

Almost surely, 2^245353111 is an apocalyptic number.

245353111 is a deficient number, since it is larger than the sum of its proper divisors (1).

245353111 is an equidigital number, since it uses as much as digits as its factorization.

245353111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1800, while the sum is 25.

The square root of 245353111 is about 15663.7514982842. The cubic root of 245353111 is about 626.0329466136.

It can be divided in two parts, 2453531 and 11, that added together give a palindrome (2453542).

The spelling of 245353111 in words is "two hundred forty-five million, three hundred fifty-three thousand, one hundred eleven".