532113409 has 2 divisors, whose sum is σ = 532113410. Its totient is φ = 532113408.

The previous prime is 532113401. The next prime is 532113509. The reversal of 532113409 is 904311235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 358269184 + 173844225 = 18928^2 + 13185^2 .

It is a cyclic number.

It is not a de Polignac number, because 532113409 - 2³ = 532113401 is a prime.

It is not a weakly prime, because it can be changed into another prime (532113401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266056704 + 266056705.

It is an arithmetic number, because the mean of its divisors is an integer number (266056705).

Almost surely, 2^532113409 is an apocalyptic number.

It is an amenable number.

532113409 is a deficient number, since it is larger than the sum of its proper divisors (1).

532113409 is an equidigital number, since it uses as much as digits as its factorization.

532113409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 532113409 is about 23067.5835101989. The cubic root of 532113409 is about 810.3414751864.

The spelling of 532113409 in words is "five hundred thirty-two million, one hundred thirteen thousand, four hundred nine".