53155699 has 2 divisors, whose sum is σ = 53155700. Its totient is φ = 53155698.

The previous prime is 53155693. The next prime is 53155727. The reversal of 53155699 is 99655135.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53155699 - 2¹¹ = 53153651 is a prime.

It is not a weakly prime, because it can be changed into another prime (53155693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26577849 + 26577850.

It is an arithmetic number, because the mean of its divisors is an integer number (26577850).

Almost surely, 2^53155699 is an apocalyptic number.

53155699 is a deficient number, since it is larger than the sum of its proper divisors (1).

53155699 is an equidigital number, since it uses as much as digits as its factorization.

53155699 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 182250, while the sum is 43.

The square root of 53155699 is about 7290.7954984350. The cubic root of 53155699 is about 375.9960459634.

The spelling of 53155699 in words is "fifty-three million, one hundred fifty-five thousand, six hundred ninety-nine".