55114109 has 2 divisors, whose sum is σ = 55114110. Its totient is φ = 55114108.

The previous prime is 55114093. The next prime is 55114121. The reversal of 55114109 is 90141155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28622500 + 26491609 = 5350^2 + 5147^2 .

It is a cyclic number.

It is not a de Polignac number, because 55114109 - 2⁴ = 55114093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55114159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27557054 + 27557055.

It is an arithmetic number, because the mean of its divisors is an integer number (27557055).

Almost surely, 2^55114109 is an apocalyptic number.

It is an amenable number.

55114109 is a deficient number, since it is larger than the sum of its proper divisors (1).

55114109 is an equidigital number, since it uses as much as digits as its factorization.

55114109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 55114109 is about 7423.8877281381. The cubic root of 55114109 is about 380.5580650703.

The spelling of 55114109 in words is "fifty-five million, one hundred fourteen thousand, one hundred nine".