152052209 has 2 divisors, whose sum is σ = 152052210. Its totient is φ = 152052208.

The previous prime is 152052181. The next prime is 152052223. The reversal of 152052209 is 902250251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 146482609 + 5569600 = 12103^2 + 2360^2 .

It is a cyclic number.

It is not a de Polignac number, because 152052209 - 2⁸ = 152051953 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (152052259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76026104 + 76026105.

It is an arithmetic number, because the mean of its divisors is an integer number (76026105).

Almost surely, 2^152052209 is an apocalyptic number.

It is an amenable number.

152052209 is a deficient number, since it is larger than the sum of its proper divisors (1).

152052209 is an equidigital number, since it uses as much as digits as its factorization.

152052209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 152052209 is about 12330.9451786958. The cubic root of 152052209 is about 533.7414256365.

The spelling of 152052209 in words is "one hundred fifty-two million, fifty-two thousand, two hundred nine".