5145142225 has 12 divisors (see below), whose sum is σ = 6755269644. Its totient is φ = 3873989120.

The previous prime is 5145142207. The next prime is 5145142267. The reversal of 5145142225 is 5222415415.

It can be written as a sum of positive squares in 6 ways, for example, as 2531281 + 5142610944 = 1591^2 + 71712^2 .

It is not a de Polignac number, because 5145142225 - 2⁹ = 5145141713 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6052684 + ... + 6053533.

It is an arithmetic number, because the mean of its divisors is an integer number (562939137).

Almost surely, 2^5145142225 is an apocalyptic number.

It is an amenable number.

5145142225 is a deficient number, since it is larger than the sum of its proper divisors (1610127419).

5145142225 is a wasteful number, since it uses less digits than its factorization.

5145142225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12106244 (or 12106239 counting only the distinct ones).

The product of its digits is 16000, while the sum is 31.

The square root of 5145142225 is about 71729.6467647792. The cubic root of 5145142225 is about 1726.3643592322.

The spelling of 5145142225 in words is "five billion, one hundred forty-five million, one hundred forty-two thousand, two hundred twenty-five".