4646149133 has 2 divisors, whose sum is σ = 4646149134. Its totient is φ = 4646149132.

The previous prime is 4646149121. The next prime is 4646149171. The reversal of 4646149133 is 3319416464.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2887772644 + 1758376489 = 53738^2 + 41933^2 .

It is a cyclic number.

It is not a de Polignac number, because 4646149133 - 2¹² = 4646145037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4646149433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2323074566 + 2323074567.

It is an arithmetic number, because the mean of its divisors is an integer number (2323074567).

Almost surely, 2^4646149133 is an apocalyptic number.

It is an amenable number.

4646149133 is a deficient number, since it is larger than the sum of its proper divisors (1).

4646149133 is an equidigital number, since it uses as much as digits as its factorization.

4646149133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 41.

The square root of 4646149133 is about 68162.6667098640. Note that the first 3 decimals coincide. The cubic root of 4646149133 is about 1668.6466539299.

The spelling of 4646149133 in words is "four billion, six hundred forty-six million, one hundred forty-nine thousand, one hundred thirty-three".