53126787 has 16 divisors (see below), whose sum is σ = 81073152. Its totient is φ = 30313920.

The previous prime is 53126761. The next prime is 53126807. The reversal of 53126787 is 78762135.

It is not a de Polignac number, because 53126787 - 2⁷ = 53126659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53126747) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17743 + ... + 20519.

It is an arithmetic number, because the mean of its divisors is an integer number (5067072).

Almost surely, 2^53126787 is an apocalyptic number.

53126787 is a deficient number, since it is larger than the sum of its proper divisors (27946365).

53126787 is a wasteful number, since it uses less digits than its factorization.

53126787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3698.

The product of its digits is 70560, while the sum is 39.

The square root of 53126787 is about 7288.8124547144. The cubic root of 53126787 is about 375.9278640663.

The spelling of 53126787 in words is "fifty-three million, one hundred twenty-six thousand, seven hundred eighty-seven".