55119711 has 4 divisors (see below), whose sum is σ = 73492952. Its totient is φ = 36746472.

The previous prime is 55119709. The next prime is 55119721. The reversal of 55119711 is 11791155.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55119711 - 2¹ = 55119709 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 (55119721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9186616 + ... + 9186621.

It is an arithmetic number, because the mean of its divisors is an integer number (18373238).

Almost surely, 2^55119711 is an apocalyptic number.

55119711 is a deficient number, since it is larger than the sum of its proper divisors (18373241).

55119711 is a wasteful number, since it uses less digits than its factorization.

55119711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18373240.

The product of its digits is 1575, while the sum is 30.

The square root of 55119711 is about 7424.2650141277. The cubic root of 55119711 is about 380.5709584055.

The spelling of 55119711 in words is "fifty-five million, one hundred nineteen thousand, seven hundred eleven".