29135245 has 4 divisors (see below), whose sum is σ = 34962300. Its totient is φ = 23308192.

The previous prime is 29135219. The next prime is 29135251. The reversal of 29135245 is 54253192.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5447556 + 23687689 = 2334^2 + 4867^2 .

It is a cyclic number.

It is not a de Polignac number, because 29135245 - 2¹³ = 29127053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2913520 + ... + 2913529.

It is an arithmetic number, because the mean of its divisors is an integer number (8740575).

Almost surely, 2^29135245 is an apocalyptic number.

It is an amenable number.

29135245 is a deficient number, since it is larger than the sum of its proper divisors (5827055).

29135245 is an equidigital number, since it uses as much as digits as its factorization.

29135245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5827054.

The product of its digits is 10800, while the sum is 31.

The square root of 29135245 is about 5397.7073836954. The cubic root of 29135245 is about 307.7085460421.

The spelling of 29135245 in words is "twenty-nine million, one hundred thirty-five thousand, two hundred forty-five".