2145254483 has 2 divisors, whose sum is σ = 2145254484. Its totient is φ = 2145254482.

The previous prime is 2145254471. The next prime is 2145254519. The reversal of 2145254483 is 3844525412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2145254483 - 2¹⁰ = 2145253459 is a prime.

It is not a weakly prime, because it can be changed into another prime (2145254453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1072627241 + 1072627242.

It is an arithmetic number, because the mean of its divisors is an integer number (1072627242).

Almost surely, 2^2145254483 is an apocalyptic number.

2145254483 is a deficient number, since it is larger than the sum of its proper divisors (1).

2145254483 is an equidigital number, since it uses as much as digits as its factorization.

2145254483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 153600, while the sum is 38.

The square root of 2145254483 is about 46316.8919833790. The cubic root of 2145254483 is about 1289.7125900576.

Adding to 2145254483 its reverse (3844525412), we get a palindrome (5989779895).

The spelling of 2145254483 in words is "two billion, one hundred forty-five million, two hundred fifty-four thousand, four hundred eighty-three".