53538479 has 2 divisors, whose sum is σ = 53538480. Its totient is φ = 53538478.

The previous prime is 53538469. The next prime is 53538539. The reversal of 53538479 is 97483535.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53538479 - 2¹⁶ = 53472943 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53538439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26769239 + 26769240.

It is an arithmetic number, because the mean of its divisors is an integer number (26769240).

Almost surely, 2^53538479 is an apocalyptic number.

53538479 is a deficient number, since it is larger than the sum of its proper divisors (1).

53538479 is an equidigital number, since it uses as much as digits as its factorization.

53538479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 44.

The square root of 53538479 is about 7316.9993166598. Note that the first 3 decimals coincide. The cubic root of 53538479 is about 376.8964177292.

The spelling of 53538479 in words is "fifty-three million, five hundred thirty-eight thousand, four hundred seventy-nine".