55104003 has 16 divisors (see below), whose sum is σ = 82236960. Its totient is φ = 36465408.

The previous prime is 55103981. The next prime is 55104043. The reversal of 55104003 is 30040155.

It is not a de Polignac number, because 55104003 - 2⁹ = 55103491 is a prime.

It is a super-2 number, since 2×55104003² = 6072902293248018, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55104043) 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, 3750 + ... + 11147.

It is an arithmetic number, because the mean of its divisors is an integer number (5139810).

Almost surely, 2^55104003 is an apocalyptic number.

55104003 is a deficient number, since it is larger than the sum of its proper divisors (27132957).

55104003 is a wasteful number, since it uses less digits than its factorization.

55104003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15043 (or 15037 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 55104003 is about 7423.2070562527. The cubic root of 55104003 is about 380.5348033020.

Adding to 55104003 its reverse (30040155), we get a palindrome (85144158).

The spelling of 55104003 in words is "fifty-five million, one hundred four thousand, three".