5145455641 has 2 divisors, whose sum is σ = 5145455642. Its totient is φ = 5145455640.

The previous prime is 5145455629. The next prime is 5145455647. The reversal of 5145455641 is 1465545415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5123553241 + 21902400 = 71579^2 + 4680^2 .

It is a cyclic number.

It is not a de Polignac number, because 5145455641 - 2¹³ = 5145447449 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5145455594 and 5145455603.

It is not a weakly prime, because it can be changed into another prime (5145455647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2572727820 + 2572727821.

It is an arithmetic number, because the mean of its divisors is an integer number (2572727821).

Almost surely, 2^5145455641 is an apocalyptic number.

It is an amenable number.

5145455641 is a deficient number, since it is larger than the sum of its proper divisors (1).

5145455641 is an equidigital number, since it uses as much as digits as its factorization.

5145455641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240000, while the sum is 40.

The square root of 5145455641 is about 71731.8314348658. The cubic root of 5145455641 is about 1726.3994123109.

The spelling of 5145455641 in words is "five billion, one hundred forty-five million, four hundred fifty-five thousand, six hundred forty-one".