55160103 has 16 divisors (see below), whose sum is σ = 75254400. Its totient is φ = 35927520.

The previous prime is 55160101. The next prime is 55160111. The reversal of 55160103 is 30106155.

It is a happy number.

It is not a de Polignac number, because 55160103 - 2¹ = 55160101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55160103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55160101) 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, 30813 + ... + 32553.

It is an arithmetic number, because the mean of its divisors is an integer number (4703400).

Almost surely, 2^55160103 is an apocalyptic number.

55160103 is a deficient number, since it is larger than the sum of its proper divisors (20094297).

55160103 is a wasteful number, since it uses less digits than its factorization.

55160103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 55160103 is about 7426.9847852274. The cubic root of 55160103 is about 380.6638971414.

Adding to 55160103 its reverse (30106155), we get a palindrome (85266258).

The spelling of 55160103 in words is "fifty-five million, one hundred sixty thousand, one hundred three".