2545912147 has 2 divisors, whose sum is σ = 2545912148. Its totient is φ = 2545912146.

The previous prime is 2545912141. The next prime is 2545912183. The reversal of 2545912147 is 7412195452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2545912147 - 2³ = 2545912139 is a prime.

It is not a weakly prime, because it can be changed into another prime (2545912141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1272956073 + 1272956074.

It is an arithmetic number, because the mean of its divisors is an integer number (1272956074).

Almost surely, 2^2545912147 is an apocalyptic number.

2545912147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2545912147 is an equidigital number, since it uses as much as digits as its factorization.

2545912147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 40.

The square root of 2545912147 is about 50457.0326812824. The cubic root of 2545912147 is about 1365.4667766333.

The spelling of 2545912147 in words is "two billion, five hundred forty-five million, nine hundred twelve thousand, one hundred forty-seven".