5145654361 has 2 divisors, whose sum is σ = 5145654362. Its totient is φ = 5145654360.

The previous prime is 5145654359. The next prime is 5145654389. The reversal of 5145654361 is 1634565415.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5104245136 + 41409225 = 71444^2 + 6435^2 .

It is a cyclic number.

It is not a de Polignac number, because 5145654361 - 2¹ = 5145654359 is a prime.

Together with 5145654359, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5145654161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2572827180 + 2572827181.

It is an arithmetic number, because the mean of its divisors is an integer number (2572827181).

Almost surely, 2^5145654361 is an apocalyptic number.

It is an amenable number.

5145654361 is a deficient number, since it is larger than the sum of its proper divisors (1).

5145654361 is an equidigital number, since it uses as much as digits as its factorization.

5145654361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 216000, while the sum is 40.

The square root of 5145654361 is about 71733.2165806051. The cubic root of 5145654361 is about 1726.4216368199.

The spelling of 5145654361 in words is "five billion, one hundred forty-five million, six hundred fifty-four thousand, three hundred sixty-one".