52155199 has 2 divisors, whose sum is σ = 52155200. Its totient is φ = 52155198.

The previous prime is 52155143. The next prime is 52155211. The reversal of 52155199 is 99155125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52155199 - 2⁷ = 52155071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52155119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26077599 + 26077600.

It is an arithmetic number, because the mean of its divisors is an integer number (26077600).

Almost surely, 2^52155199 is an apocalyptic number.

52155199 is a deficient number, since it is larger than the sum of its proper divisors (1).

52155199 is an equidigital number, since it uses as much as digits as its factorization.

52155199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20250, while the sum is 37.

The square root of 52155199 is about 7221.8556479620. The cubic root of 52155199 is about 373.6220814799.

The spelling of 52155199 in words is "fifty-two million, one hundred fifty-five thousand, one hundred ninety-nine".