6140147 has 4 divisors (see below), whose sum is σ = 6612480. Its totient is φ = 5667816.

The previous prime is 6140137. The next prime is 6140153. The reversal of 6140147 is 7410416.

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 6140147 - 2¹⁰ = 6139123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6140107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236147 + ... + 236172.

It is an arithmetic number, because the mean of its divisors is an integer number (1653120).

Almost surely, 2^6140147 is an apocalyptic number.

6140147 is a deficient number, since it is larger than the sum of its proper divisors (472333).

6140147 is a wasteful number, since it uses less digits than its factorization.

6140147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472332.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 6140147 is about 2477.9320006812. The cubic root of 6140147 is about 183.1159844832.

The spelling of 6140147 in words is "six million, one hundred forty thousand, one hundred forty-seven".