55098129 has 8 divisors (see below), whose sum is σ = 75834112. Its totient is φ = 35547120.

The previous prime is 55098107. The next prime is 55098149. The reversal of 55098129 is 92189055.

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

It is not a de Polignac number, because 55098129 - 2¹¹ = 55096081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55098149) 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, 296134 + ... + 296319.

It is an arithmetic number, because the mean of its divisors is an integer number (9479264).

Almost surely, 2^55098129 is an apocalyptic number.

It is an amenable number.

55098129 is a deficient number, since it is larger than the sum of its proper divisors (20735983).

55098129 is a wasteful number, since it uses less digits than its factorization.

55098129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592487.

The product of its (nonzero) digits is 32400, while the sum is 39.

The square root of 55098129 is about 7422.8113946132. The cubic root of 55098129 is about 380.5212813511.

The spelling of 55098129 in words is "fifty-five million, ninety-eight thousand, one hundred twenty-nine".