53266531 has 2 divisors, whose sum is σ = 53266532. Its totient is φ = 53266530.

The previous prime is 53266523. The next prime is 53266547. The reversal of 53266531 is 13566235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53266531 - 2³ = 53266523 is a prime.

It is a super-2 number, since 2×53266531² = 5674646649547922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53266493 and 53266502.

It is not a weakly prime, because it can be changed into another prime (53266511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26633265 + 26633266.

It is an arithmetic number, because the mean of its divisors is an integer number (26633266).

Almost surely, 2^53266531 is an apocalyptic number.

53266531 is a deficient number, since it is larger than the sum of its proper divisors (1).

53266531 is an equidigital number, since it uses as much as digits as its factorization.

53266531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16200, while the sum is 31.

The square root of 53266531 is about 7298.3923572250. The cubic root of 53266531 is about 376.2571873845.

The spelling of 53266531 in words is "fifty-three million, two hundred sixty-six thousand, five hundred thirty-one".