55325003 has 4 divisors (see below), whose sum is σ = 55630848. Its totient is φ = 55019160.

The previous prime is 55324999. The next prime is 55325009. The reversal of 55325003 is 30052355.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30052355 = 5 ⋅6010471.

It is a cyclic number.

It is not a de Polignac number, because 55325003 - 2² = 55324999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55325003.

It is not an unprimeable number, because it can be changed into a prime (55325009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152651 + ... + 153012.

It is an arithmetic number, because the mean of its divisors is an integer number (13907712).

Almost surely, 2^55325003 is an apocalyptic number.

55325003 is a deficient number, since it is larger than the sum of its proper divisors (305845).

55325003 is a wasteful number, since it uses less digits than its factorization.

55325003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305844.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 55325003 is about 7438.0779103206. The cubic root of 55325003 is about 381.0428487481.

Adding to 55325003 its reverse (30052355), we get a palindrome (85377358).

The spelling of 55325003 in words is "fifty-five million, three hundred twenty-five thousand, three".