5143545 has 24 divisors (see below), whose sum is σ = 9726912. Its totient is φ = 2493600.

The previous prime is 5143543. The next prime is 5143583. The reversal of 5143545 is 5453415.

It is not a de Polignac number, because 5143545 - 2¹ = 5143543 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

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 in 23 ways as a sum of consecutive naturals, for example, 4701 + ... + 5690.

It is an arithmetic number, because the mean of its divisors is an integer number (405288).

Almost surely, 2^5143545 is an apocalyptic number.

5143545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5143545 is a deficient number, since it is larger than the sum of its proper divisors (4583367).

5143545 is a wasteful number, since it uses less digits than its factorization.

5143545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10413 (or 10410 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 5143545 is about 2267.9384912294. The cubic root of 5143545 is about 172.6185700245.

The spelling of 5143545 in words is "five million, one hundred forty-three thousand, five hundred forty-five".