53650459 has 2 divisors, whose sum is σ = 53650460. Its totient is φ = 53650458.

The previous prime is 53650447. The next prime is 53650523. The reversal of 53650459 is 95405635.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53650459 - 2¹¹ = 53648411 is a prime.

It is not a weakly prime, because it can be changed into another prime (53650439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26825229 + 26825230.

It is an arithmetic number, because the mean of its divisors is an integer number (26825230).

Almost surely, 2^53650459 is an apocalyptic number.

53650459 is a deficient number, since it is larger than the sum of its proper divisors (1).

53650459 is an equidigital number, since it uses as much as digits as its factorization.

53650459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 37.

The square root of 53650459 is about 7324.6473635254. The cubic root of 53650459 is about 377.1590043824.

The spelling of 53650459 in words is "fifty-three million, six hundred fifty thousand, four hundred fifty-nine".