152200409 has 2 divisors, whose sum is σ = 152200410. Its totient is φ = 152200408.

The previous prime is 152200369. The next prime is 152200441. The reversal of 152200409 is 904002251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140944384 + 11256025 = 11872^2 + 3355^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152200409 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (157200409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76100204 + 76100205.

It is an arithmetic number, because the mean of its divisors is an integer number (76100205).

Almost surely, 2^152200409 is an apocalyptic number.

It is an amenable number.

152200409 is a deficient number, since it is larger than the sum of its proper divisors (1).

152200409 is an equidigital number, since it uses as much as digits as its factorization.

152200409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 152200409 is about 12336.9529868602. The cubic root of 152200409 is about 533.9147757310.

The spelling of 152200409 in words is "one hundred fifty-two million, two hundred thousand, four hundred nine".