2133149393 has 2 divisors, whose sum is σ = 2133149394. Its totient is φ = 2133149392.

The previous prime is 2133149299. The next prime is 2133149413. The reversal of 2133149393 is 3939413312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2022121024 + 111028369 = 44968^2 + 10537^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133149393 - 2¹² = 2133145297 is a prime.

It is not a weakly prime, because it can be changed into another prime (2133142393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1066574696 + 1066574697.

It is an arithmetic number, because the mean of its divisors is an integer number (1066574697).

Almost surely, 2^2133149393 is an apocalyptic number.

It is an amenable number.

2133149393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2133149393 is an equidigital number, since it uses as much as digits as its factorization.

2133149393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52488, while the sum is 38.

The square root of 2133149393 is about 46186.0302797285. The cubic root of 2133149393 is about 1287.2821799859.

The spelling of 2133149393 in words is "two billion, one hundred thirty-three million, one hundred forty-nine thousand, three hundred ninety-three".