53499361 has 2 divisors, whose sum is σ = 53499362. Its totient is φ = 53499360.

The previous prime is 53499343. The next prime is 53499377. The reversal of 53499361 is 16399435.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30459361 + 23040000 = 5519^2 + 4800^2 .

It is a cyclic number.

It is not a de Polignac number, because 53499361 - 2⁷ = 53499233 is a prime.

It is not a weakly prime, because it can be changed into another prime (53499661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26749680 + 26749681.

It is an arithmetic number, because the mean of its divisors is an integer number (26749681).

Almost surely, 2^53499361 is an apocalyptic number.

It is an amenable number.

53499361 is a deficient number, since it is larger than the sum of its proper divisors (1).

53499361 is an equidigital number, since it uses as much as digits as its factorization.

53499361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 40.

The square root of 53499361 is about 7314.3257378927. The cubic root of 53499361 is about 376.8046019823.

The spelling of 53499361 in words is "fifty-three million, four hundred ninety-nine thousand, three hundred sixty-one".