4661224147 has 4 divisors (see below), whose sum is σ = 4787203216. Its totient is φ = 4535245080.

The previous prime is 4661224097. The next prime is 4661224151. The reversal of 4661224147 is 7414221664.

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 4661224147 - 2³¹ = 2513740499 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 125979031 = 4661224147 / (4 + 6 + 6 + 1 + 2 + 2 + 4 + 1 + 4 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4661224177) 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, 62989479 + ... + 62989552.

It is an arithmetic number, because the mean of its divisors is an integer number (1196800804).

Almost surely, 2^4661224147 is an apocalyptic number.

4661224147 is a deficient number, since it is larger than the sum of its proper divisors (125979069).

4661224147 is a wasteful number, since it uses less digits than its factorization.

4661224147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125979068.

The product of its digits is 64512, while the sum is 37.

The square root of 4661224147 is about 68273.1583200895. The cubic root of 4661224147 is about 1670.4494167369.

The spelling of 4661224147 in words is "four billion, six hundred sixty-one million, two hundred twenty-four thousand, one hundred forty-seven".