121675799 has 8 divisors (see below), whose sum is σ = 140358528. Its totient is φ = 103318200.

The previous prime is 121675789. The next prime is 121675843. The reversal of 121675799 is 997576121.

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

It is a cyclic number.

It is not a de Polignac number, because 121675799 - 2¹⁶ = 121610263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121675739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80477 + ... + 81974.

It is an arithmetic number, because the mean of its divisors is an integer number (17544816).

Almost surely, 2^121675799 is an apocalyptic number.

121675799 is a deficient number, since it is larger than the sum of its proper divisors (18682729).

121675799 is a wasteful number, since it uses less digits than its factorization.

121675799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162565.

The product of its digits is 238140, while the sum is 47.

The square root of 121675799 is about 11030.6753646366. The cubic root of 121675799 is about 495.5278510251.

The spelling of 121675799 in words is "one hundred twenty-one million, six hundred seventy-five thousand, seven hundred ninety-nine".