2245902457 has 2 divisors, whose sum is σ = 2245902458. Its totient is φ = 2245902456.

The previous prime is 2245902443. The next prime is 2245902493. The reversal of 2245902457 is 7542095422.

2245902457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2074711401 + 171191056 = 45549^2 + 13084^2 .

It is a cyclic number.

It is not a de Polignac number, because 2245902457 - 2³¹ = 98418809 is a prime.

It is not a weakly prime, because it can be changed into another prime (2245902497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122951228 + 1122951229.

It is an arithmetic number, because the mean of its divisors is an integer number (1122951229).

Almost surely, 2^2245902457 is an apocalyptic number.

It is an amenable number.

2245902457 is a deficient number, since it is larger than the sum of its proper divisors (1).

2245902457 is an equidigital number, since it uses as much as digits as its factorization.

2245902457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 2245902457 is about 47390.9533244479. The cubic root of 2245902457 is about 1309.5747618485.

Adding to 2245902457 its reverse (7542095422), we get a palindrome (9787997879).

The spelling of 2245902457 in words is "two billion, two hundred forty-five million, nine hundred two thousand, four hundred fifty-seven".