5145513545 has 8 divisors (see below), whose sum is σ = 6179370120. Its totient is φ = 4113241600.

The previous prime is 5145513479. The next prime is 5145513559. The reversal of 5145513545 is 5453155415.

It can be written as a sum of positive squares in 4 ways, for example, as 104939536 + 5040574009 = 10244^2 + 70997^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5145513545 - 2¹⁰ = 5145512521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5145513499 and 5145513508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389000 + ... + 402009.

It is an arithmetic number, because the mean of its divisors is an integer number (772421265).

Almost surely, 2^5145513545 is an apocalyptic number.

It is an amenable number.

5145513545 is a deficient number, since it is larger than the sum of its proper divisors (1033856575).

5145513545 is a wasteful number, since it uses less digits than its factorization.

5145513545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792315.

The product of its digits is 150000, while the sum is 38.

The square root of 5145513545 is about 71732.2350481288. The cubic root of 5145513545 is about 1726.4058882555.

The spelling of 5145513545 in words is "five billion, one hundred forty-five million, five hundred thirteen thousand, five hundred forty-five".