533013149 has 4 divisors (see below), whose sum is σ = 533548764. Its totient is φ = 532477536.

The previous prime is 533013071. The next prime is 533013179. The reversal of 533013149 is 941310335.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 509179225 + 23833924 = 22565^2 + 4882^2 .

It is a cyclic number.

It is not a de Polignac number, because 533013149 - 2²⁴ = 516235933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533013179) 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, 266312 + ... + 268305.

It is an arithmetic number, because the mean of its divisors is an integer number (133387191).

Almost surely, 2^533013149 is an apocalyptic number.

It is an amenable number.

533013149 is a deficient number, since it is larger than the sum of its proper divisors (535615).

533013149 is an equidigital number, since it uses as much as digits as its factorization.

533013149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535614.

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 533013149 is about 23087.0775326805. The cubic root of 533013149 is about 810.7979481072.

The spelling of 533013149 in words is "five hundred thirty-three million, thirteen thousand, one hundred forty-nine".