53339687 has 2 divisors, whose sum is σ = 53339688. Its totient is φ = 53339686.

The previous prime is 53339641. The next prime is 53339711. The reversal of 53339687 is 78693335.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53339687 - 2²⁰ = 52291111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53339617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26669843 + 26669844.

It is an arithmetic number, because the mean of its divisors is an integer number (26669844).

Almost surely, 2^53339687 is an apocalyptic number.

53339687 is a deficient number, since it is larger than the sum of its proper divisors (1).

53339687 is an equidigital number, since it uses as much as digits as its factorization.

53339687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 44.

The square root of 53339687 is about 7303.4024262668. The cubic root of 53339687 is about 376.4293585320.

The spelling of 53339687 in words is "fifty-three million, three hundred thirty-nine thousand, six hundred eighty-seven".