53233487 has 2 divisors, whose sum is σ = 53233488. Its totient is φ = 53233486.

The previous prime is 53233471. The next prime is 53233489. The reversal of 53233487 is 78433235.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53233487 - 2⁴ = 53233471 is a prime.

Together with 53233489, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53233489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26616743 + 26616744.

It is an arithmetic number, because the mean of its divisors is an integer number (26616744).

Almost surely, 2^53233487 is an apocalyptic number.

53233487 is a deficient number, since it is larger than the sum of its proper divisors (1).

53233487 is an equidigital number, since it uses as much as digits as its factorization.

53233487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 35.

The square root of 53233487 is about 7296.1282198163. The cubic root of 53233487 is about 376.1793673219.

The spelling of 53233487 in words is "fifty-three million, two hundred thirty-three thousand, four hundred eighty-seven".