52699943 has 2 divisors, whose sum is σ = 52699944. Its totient is φ = 52699942.

The previous prime is 52699919. The next prime is 52699979. The reversal of 52699943 is 34999625.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52699943 - 2⁶ = 52699879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52699903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26349971 + 26349972.

It is an arithmetic number, because the mean of its divisors is an integer number (26349972).

Almost surely, 2^52699943 is an apocalyptic number.

52699943 is a deficient number, since it is larger than the sum of its proper divisors (1).

52699943 is an equidigital number, since it uses as much as digits as its factorization.

52699943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 524880, while the sum is 47.

The square root of 52699943 is about 7259.4726392487. The cubic root of 52699943 is about 374.9183656376.

The spelling of 52699943 in words is "fifty-two million, six hundred ninety-nine thousand, nine hundred forty-three".