55401117 has 8 divisors (see below), whose sum is σ = 74132160. Its totient is φ = 36802080.

The previous prime is 55401097. The next prime is 55401121. The reversal of 55401117 is 71110455.

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

It is not a de Polignac number, because 55401117 - 2⁶ = 55401053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55401167) 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, 32017 + ... + 33702.

It is an arithmetic number, because the mean of its divisors is an integer number (9266520).

Almost surely, 2^55401117 is an apocalyptic number.

It is an amenable number.

55401117 is a deficient number, since it is larger than the sum of its proper divisors (18731043).

55401117 is a wasteful number, since it uses less digits than its factorization.

55401117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66003.

The product of its (nonzero) digits is 700, while the sum is 24.

The square root of 55401117 is about 7443.1926617548. The cubic root of 55401117 is about 381.2175100146.

The spelling of 55401117 in words is "fifty-five million, four hundred one thousand, one hundred seventeen".