5145271154 has 4 divisors (see below), whose sum is σ = 7717906734. Its totient is φ = 2572635576.

The previous prime is 5145271141. The next prime is 5145271163. The reversal of 5145271154 is 4511725415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4511725415 = 5 ⋅902345083.

It can be written as a sum of positive squares in only one way, i.e., 4042034929 + 1103236225 = 63577^2 + 33215^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286317787 + ... + 1286317790.

Almost surely, 2^5145271154 is an apocalyptic number.

5145271154 is a deficient number, since it is larger than the sum of its proper divisors (2572635580).

5145271154 is a wasteful number, since it uses less digits than its factorization.

5145271154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2572635579.

The product of its digits is 28000, while the sum is 35.

The square root of 5145271154 is about 71730.5454740169. The cubic root of 5145271154 is about 1726.3787790845.

Adding to 5145271154 its reverse (4511725415), we get a palindrome (9656996569).

The spelling of 5145271154 in words is "five billion, one hundred forty-five million, two hundred seventy-one thousand, one hundred fifty-four".