53299481 has 2 divisors, whose sum is σ = 53299482. Its totient is φ = 53299480.

The previous prime is 53299469. The next prime is 53299507. The reversal of 53299481 is 18499235.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49843600 + 3455881 = 7060^2 + 1859^2 .

It is a cyclic number.

It is not a de Polignac number, because 53299481 - 2¹⁸ = 53037337 is a prime.

It is a super-2 number, since 2×53299481² = 5681669349738722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53299451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26649740 + 26649741.

It is an arithmetic number, because the mean of its divisors is an integer number (26649741).

Almost surely, 2^53299481 is an apocalyptic number.

It is an amenable number.

53299481 is a deficient number, since it is larger than the sum of its proper divisors (1).

53299481 is an equidigital number, since it uses as much as digits as its factorization.

53299481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 41.

The square root of 53299481 is about 7300.6493546807. The cubic root of 53299481 is about 376.3347540330.

The spelling of 53299481 in words is "fifty-three million, two hundred ninety-nine thousand, four hundred eighty-one".