30529853 has 2 divisors, whose sum is σ = 30529854. Its totient is φ = 30529852.

The previous prime is 30529843. The next prime is 30529859. The reversal of 30529853 is 35892503.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18983449 + 11546404 = 4357^2 + 3398^2 .

It is a cyclic number.

It is not a de Polignac number, because 30529853 - 2¹⁸ = 30267709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30529859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15264926 + 15264927.

It is an arithmetic number, because the mean of its divisors is an integer number (15264927).

Almost surely, 2^30529853 is an apocalyptic number.

It is an amenable number.

30529853 is a deficient number, since it is larger than the sum of its proper divisors (1).

30529853 is an equidigital number, since it uses as much as digits as its factorization.

30529853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 30529853 is about 5525.3826111863. The cubic root of 30529853 is about 312.5418926238.

The spelling of 30529853 in words is "thirty million, five hundred twenty-nine thousand, eight hundred fifty-three".