80121134 has 8 divisors (see below), whose sum is σ = 123113088. Its totient is φ = 39083440.

The previous prime is 80121103. The next prime is 80121137. The reversal of 80121134 is 43112108.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×80121134² = 12838792226891912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80121137) by changing a digit.

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, 488462 + ... + 488625.

It is an arithmetic number, because the mean of its divisors is an integer number (15389136).

Almost surely, 2^80121134 is an apocalyptic number.

80121134 is a deficient number, since it is larger than the sum of its proper divisors (42991954).

80121134 is a wasteful number, since it uses less digits than its factorization.

80121134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977130.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 80121134 is about 8951.0409450521. The cubic root of 80121134 is about 431.1043077411.

The spelling of 80121134 in words is "eighty million, one hundred twenty-one thousand, one hundred thirty-four".