53758487 has 2 divisors, whose sum is σ = 53758488. Its totient is φ = 53758486.

The previous prime is 53758477. The next prime is 53758559. The reversal of 53758487 is 78485735.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53758487 - 2⁶ = 53758423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53758477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26879243 + 26879244.

It is an arithmetic number, because the mean of its divisors is an integer number (26879244).

Almost surely, 2^53758487 is an apocalyptic number.

53758487 is a deficient number, since it is larger than the sum of its proper divisors (1).

53758487 is an equidigital number, since it uses as much as digits as its factorization.

53758487 is an evil number, because the sum of its binary digits is even.

The product of its digits is 940800, while the sum is 47.

The square root of 53758487 is about 7332.0179350572. The cubic root of 53758487 is about 377.4119777815.

It can be divided in two parts, 53758 and 487, that added together give a palindrome (54245).

The spelling of 53758487 in words is "fifty-three million, seven hundred fifty-eight thousand, four hundred eighty-seven".