55007113 has 16 divisors (see below), whose sum is σ = 67138560. Its totient is φ = 44049600.

The previous prime is 55007107. The next prime is 55007119. The reversal of 55007113 is 31170055.

It is an interprime number because it is at equal distance from previous prime (55007107) and next prime (55007119).

It is not a de Polignac number, because 55007113 - 2⁵ = 55007081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55007119) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1923 + ... + 10663.

It is an arithmetic number, because the mean of its divisors is an integer number (4196160).

Almost surely, 2^55007113 is an apocalyptic number.

It is an amenable number.

55007113 is a deficient number, since it is larger than the sum of its proper divisors (12131447).

55007113 is a wasteful number, since it uses less digits than its factorization.

55007113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8808.

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 55007113 is about 7416.6780299538. The cubic root of 55007113 is about 380.3116395518.

Adding to 55007113 its reverse (31170055), we get a palindrome (86177168).

The spelling of 55007113 in words is "fifty-five million, seven thousand, one hundred thirteen".