5103551 has 4 divisors (see below), whose sum is σ = 5175504. Its totient is φ = 5031600.

The previous prime is 5103523. The next prime is 5103577. The reversal of 5103551 is 1553015.

It is a happy number.

5103551 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5103551 - 2⁶ = 5103487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5103751) 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, 35870 + ... + 36011.

It is an arithmetic number, because the mean of its divisors is an integer number (1293876).

Almost surely, 2^5103551 is an apocalyptic number.

5103551 is a deficient number, since it is larger than the sum of its proper divisors (71953).

5103551 is an equidigital number, since it uses as much as digits as its factorization.

5103551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71952.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 5103551 is about 2259.1040259359. The cubic root of 5103551 is about 172.1700027290.

Adding to 5103551 its reverse (1553015), we get a palindrome (6656566).

The spelling of 5103551 in words is "five million, one hundred three thousand, five hundred fifty-one".