5615143 has 4 divisors (see below), whose sum is σ = 5625088. Its totient is φ = 5605200.

The previous prime is 5615131. The next prime is 5615149. The reversal of 5615143 is 3415165.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5615143 - 2²¹ = 3517991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5615149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4071 + ... + 5272.

It is an arithmetic number, because the mean of its divisors is an integer number (1406272).

Almost surely, 2^5615143 is an apocalyptic number.

5615143 is a deficient number, since it is larger than the sum of its proper divisors (9945).

5615143 is an equidigital number, since it uses as much as digits as its factorization.

5615143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9944.

The product of its digits is 1800, while the sum is 25.

The square root of 5615143 is about 2369.6292959026. The cubic root of 5615143 is about 177.7407221234.

The spelling of 5615143 in words is "five million, six hundred fifteen thousand, one hundred forty-three".