55134529 has 2 divisors, whose sum is σ = 55134530. Its totient is φ = 55134528.

The previous prime is 55134517. The next prime is 55134533. The reversal of 55134529 is 92543155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30780304 + 24354225 = 5548^2 + 4935^2 .

It is a cyclic number.

It is not a de Polignac number, because 55134529 - 2²¹ = 53037377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55134494 and 55134503.

It is not a weakly prime, because it can be changed into another prime (55134559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27567264 + 27567265.

It is an arithmetic number, because the mean of its divisors is an integer number (27567265).

Almost surely, 2^55134529 is an apocalyptic number.

It is an amenable number.

55134529 is a deficient number, since it is larger than the sum of its proper divisors (1).

55134529 is an equidigital number, since it uses as much as digits as its factorization.

55134529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27000, while the sum is 34.

The square root of 55134529 is about 7425.2628909689. The cubic root of 55134529 is about 380.6050587004.

The spelling of 55134529 in words is "fifty-five million, one hundred thirty-four thousand, five hundred twenty-nine".