2245153121 has 2 divisors, whose sum is σ = 2245153122. Its totient is φ = 2245153120.

The previous prime is 2245153111. The next prime is 2245153133. The reversal of 2245153121 is 1213515422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1708582225 + 536570896 = 41335^2 + 23164^2 .

It is a cyclic number.

It is not a de Polignac number, because 2245153121 - 2¹⁰ = 2245152097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2245153111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122576560 + 1122576561.

It is an arithmetic number, because the mean of its divisors is an integer number (1122576561).

Almost surely, 2^2245153121 is an apocalyptic number.

It is an amenable number.

2245153121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2245153121 is an equidigital number, since it uses as much as digits as its factorization.

2245153121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2400, while the sum is 26.

The square root of 2245153121 is about 47383.0467678050. The cubic root of 2245153121 is about 1309.4291009261.

Adding to 2245153121 its reverse (1213515422), we get a palindrome (3458668543).

The spelling of 2245153121 in words is "two billion, two hundred forty-five million, one hundred fifty-three thousand, one hundred twenty-one".