5143546 has 4 divisors (see below), whose sum is σ = 7715322. Its totient is φ = 2571772.

The previous prime is 5143543. The next prime is 5143583. The reversal of 5143546 is 6453415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6453415 = 5 ⋅1290683.

It can be written as a sum of positive squares in only one way, i.e., 4888521 + 255025 = 2211^2 + 505^2 .

It is not an unprimeable number, because it can be changed into a prime (5143543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1285885 + ... + 1285888.

Almost surely, 2^5143546 is an apocalyptic number.

5143546 is a deficient number, since it is larger than the sum of its proper divisors (2571776).

5143546 is a wasteful number, since it uses less digits than its factorization.

5143546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2571775.

The product of its digits is 7200, while the sum is 28.

The square root of 5143546 is about 2267.9387116939. The cubic root of 5143546 is about 172.6185812113.

The spelling of 5143546 in words is "five million, one hundred forty-three thousand, five hundred forty-six".