53001587 has 2 divisors, whose sum is σ = 53001588. Its totient is φ = 53001586.

The previous prime is 53001581. The next prime is 53001607. The reversal of 53001587 is 78510035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53001587 - 2⁶ = 53001523 is a prime.

It is not a weakly prime, because it can be changed into another prime (53001581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26500793 + 26500794.

It is an arithmetic number, because the mean of its divisors is an integer number (26500794).

Almost surely, 2^53001587 is an apocalyptic number.

53001587 is a deficient number, since it is larger than the sum of its proper divisors (1).

53001587 is an equidigital number, since it uses as much as digits as its factorization.

53001587 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 53001587 is about 7280.2188840721. The cubic root of 53001587 is about 375.6323245831.

The spelling of 53001587 in words is "fifty-three million, one thousand, five hundred eighty-seven".