53123029 has 2 divisors, whose sum is σ = 53123030. Its totient is φ = 53123028.

The previous prime is 53123023. The next prime is 53123087. The reversal of 53123029 is 92032135.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28143025 + 24980004 = 5305^2 + 4998^2 .

It is a cyclic number.

It is not a de Polignac number, because 53123029 - 2¹¹ = 53120981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53122994 and 53123012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53123023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26561514 + 26561515.

It is an arithmetic number, because the mean of its divisors is an integer number (26561515).

Almost surely, 2^53123029 is an apocalyptic number.

It is an amenable number.

53123029 is a deficient number, since it is larger than the sum of its proper divisors (1).

53123029 is an equidigital number, since it uses as much as digits as its factorization.

53123029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 53123029 is about 7288.5546578180. The cubic root of 53123029 is about 375.9189999239.

The spelling of 53123029 in words is "fifty-three million, one hundred twenty-three thousand, twenty-nine".