239152019 has 2 divisors, whose sum is σ = 239152020. Its totient is φ = 239152018.

The previous prime is 239152013. The next prime is 239152033. The reversal of 239152019 is 910251932.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-239152019 is a prime.

It is a super-2 number, since 2×239152019² = 114387376383552722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (239152013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119576009 + 119576010.

It is an arithmetic number, because the mean of its divisors is an integer number (119576010).

Almost surely, 2^239152019 is an apocalyptic number.

239152019 is a deficient number, since it is larger than the sum of its proper divisors (1).

239152019 is an equidigital number, since it uses as much as digits as its factorization.

239152019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 239152019 is about 15464.5406979968. The cubic root of 239152019 is about 620.7137280074.

The spelling of 239152019 in words is "two hundred thirty-nine million, one hundred fifty-two thousand, nineteen".