52129307 has 2 divisors, whose sum is σ = 52129308. Its totient is φ = 52129306.

The previous prime is 52129279. The next prime is 52129333. The reversal of 52129307 is 70392125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52129307 - 2⁶ = 52129243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52129307.

It is not a weakly prime, because it can be changed into another prime (52129367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26064653 + 26064654.

It is an arithmetic number, because the mean of its divisors is an integer number (26064654).

Almost surely, 2^52129307 is an apocalyptic number.

52129307 is a deficient number, since it is larger than the sum of its proper divisors (1).

52129307 is an equidigital number, since it uses as much as digits as its factorization.

52129307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 52129307 is about 7220.0628113611. The cubic root of 52129307 is about 373.5602440895.

The spelling of 52129307 in words is "fifty-two million, one hundred twenty-nine thousand, three hundred seven".