53464399 has 2 divisors, whose sum is σ = 53464400. Its totient is φ = 53464398.

The previous prime is 53464381. The next prime is 53464403. The reversal of 53464399 is 99346435.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53464399 - 2²¹ = 51367247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53464319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26732199 + 26732200.

It is an arithmetic number, because the mean of its divisors is an integer number (26732200).

Almost surely, 2^53464399 is an apocalyptic number.

53464399 is a deficient number, since it is larger than the sum of its proper divisors (1).

53464399 is an equidigital number, since it uses as much as digits as its factorization.

53464399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 43.

The square root of 53464399 is about 7311.9353799114. The cubic root of 53464399 is about 376.7225030999.

The spelling of 53464399 in words is "fifty-three million, four hundred sixty-four thousand, three hundred ninety-nine".