53140459 has 2 divisors, whose sum is σ = 53140460. Its totient is φ = 53140458.

The previous prime is 53140429. The next prime is 53140463. The reversal of 53140459 is 95404135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53140459 - 2⁷ = 53140331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 53140459.

It is not a weakly prime, because it can be changed into another prime (53140429) 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, 26570229 + 26570230.

It is an arithmetic number, because the mean of its divisors is an integer number (26570230).

Almost surely, 2^53140459 is an apocalyptic number.

53140459 is a deficient number, since it is larger than the sum of its proper divisors (1).

53140459 is an equidigital number, since it uses as much as digits as its factorization.

53140459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 53140459 is about 7289.7502700710. The cubic root of 53140459 is about 375.9601092244.

The spelling of 53140459 in words is "fifty-three million, one hundred forty thousand, four hundred fifty-nine".