55111435 has 8 divisors (see below), whose sum is σ = 66301056. Its totient is φ = 43977600.

The previous prime is 55111429. The next prime is 55111439. The reversal of 55111435 is 53411155.

It is a happy number.

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

It is not a de Polignac number, because 55111435 - 2¹⁹ = 54587147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55111439) 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, 11739 + ... + 15748.

It is an arithmetic number, because the mean of its divisors is an integer number (8287632).

Almost surely, 2^55111435 is an apocalyptic number.

55111435 is a deficient number, since it is larger than the sum of its proper divisors (11189621).

55111435 is a wasteful number, since it uses less digits than its factorization.

55111435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27893.

The product of its digits is 1500, while the sum is 25.

The square root of 55111435 is about 7423.7076316353. The cubic root of 55111435 is about 380.5519103926.

The spelling of 55111435 in words is "fifty-five million, one hundred eleven thousand, four hundred thirty-five".