804122135 has 16 divisors (see below), whose sum is σ = 990874080. Its totient is φ = 626088960.

The previous prime is 804122131. The next prime is 804122153. The reversal of 804122135 is 531221408.

It is not a de Polignac number, because 804122135 - 2² = 804122131 is a prime.

It is a super-2 number, since 2×804122135² = 1293224815993916450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804122131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 84236 + ... + 93294.

It is an arithmetic number, because the mean of its divisors is an integer number (61929630).

Almost surely, 2^804122135 is an apocalyptic number.

804122135 is a deficient number, since it is larger than the sum of its proper divisors (186751945).

804122135 is a wasteful number, since it uses less digits than its factorization.

804122135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9538.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 804122135 is about 28357.0473604006. The cubic root of 804122135 is about 929.9094739803.

The spelling of 804122135 in words is "eight hundred four million, one hundred twenty-two thousand, one hundred thirty-five".