33113149 has 2 divisors, whose sum is σ = 33113150. Its totient is φ = 33113148.

The previous prime is 33113131. The next prime is 33113167. The reversal of 33113149 is 94131133.

It is a balanced prime because it is at equal distance from previous prime (33113131) and next prime (33113167).

It can be written as a sum of positive squares in only one way, i.e., 22024249 + 11088900 = 4693^2 + 3330^2 .

It is a cyclic number.

It is not a de Polignac number, because 33113149 - 2⁷ = 33113021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33113189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16556574 + 16556575.

It is an arithmetic number, because the mean of its divisors is an integer number (16556575).

Almost surely, 2^33113149 is an apocalyptic number.

It is an amenable number.

33113149 is a deficient number, since it is larger than the sum of its proper divisors (1).

33113149 is an equidigital number, since it uses as much as digits as its factorization.

33113149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 972, while the sum is 25.

The square root of 33113149 is about 5754.4025754200. The cubic root of 33113149 is about 321.1196100616.

The spelling of 33113149 in words is "thirty-three million, one hundred thirteen thousand, one hundred forty-nine".