55119075 has 48 divisors (see below), whose sum is σ = 100922112. Its totient is φ = 26320000.

The previous prime is 55119059. The next prime is 55119149. The reversal of 55119075 is 57091155.

It is not a de Polignac number, because 55119075 - 2⁴ = 55119059 is a prime.

It is a super-2 number, since 2×55119075² = 6076224857711250, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58105 + ... + 59045.

It is an arithmetic number, because the mean of its divisors is an integer number (2102544).

Almost surely, 2^55119075 is an apocalyptic number.

55119075 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55119075 is a deficient number, since it is larger than the sum of its proper divisors (45803037).

55119075 is a wasteful number, since it uses less digits than its factorization.

55119075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036 (or 1031 counting only the distinct ones).

The product of its (nonzero) digits is 7875, while the sum is 33.

The square root of 55119075 is about 7424.2221814814. Note that the first 3 decimals coincide. The cubic root of 55119075 is about 380.5694946578.

The spelling of 55119075 in words is "fifty-five million, one hundred nineteen thousand, seventy-five".