33127457149 has 2 divisors, whose sum is σ = 33127457150. Its totient is φ = 33127457148.

The previous prime is 33127457141. The next prime is 33127457189. The reversal of 33127457149 is 94175472133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29395102500 + 3732354649 = 171450^2 + 61093^2 .

It is an emirp because it is prime and its reverse (94175472133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33127457149 - 2³ = 33127457141 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33127457099 and 33127457108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33127457141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16563728574 + 16563728575.

It is an arithmetic number, because the mean of its divisors is an integer number (16563728575).

Almost surely, 2^33127457149 is an apocalyptic number.

It is an amenable number.

33127457149 is a deficient number, since it is larger than the sum of its proper divisors (1).

33127457149 is an equidigital number, since it uses as much as digits as its factorization.

33127457149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 635040, while the sum is 46.

The spelling of 33127457149 in words is "thirty-three billion, one hundred twenty-seven million, four hundred fifty-seven thousand, one hundred forty-nine".