53868739 has 2 divisors, whose sum is σ = 53868740. Its totient is φ = 53868738.

The previous prime is 53868709. The next prime is 53868769. The reversal of 53868739 is 93786835.

It is a balanced prime because it is at equal distance from previous prime (53868709) and next prime (53868769).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53868739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53868692 and 53868701.

It is not a weakly prime, because it can be changed into another prime (53868709) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26934369 + 26934370.

It is an arithmetic number, because the mean of its divisors is an integer number (26934370).

Almost surely, 2^53868739 is an apocalyptic number.

53868739 is a deficient number, since it is larger than the sum of its proper divisors (1).

53868739 is an equidigital number, since it uses as much as digits as its factorization.

53868739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1088640, while the sum is 49.

The square root of 53868739 is about 7339.5326145471. The cubic root of 53868739 is about 377.6698100118.

The spelling of 53868739 in words is "fifty-three million, eight hundred sixty-eight thousand, seven hundred thirty-nine".