53155103 has 4 divisors (see below), whose sum is σ = 55952760. Its totient is φ = 50357448.

The previous prime is 53155097. The next prime is 53155117. The reversal of 53155103 is 30155135.

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

It is not a de Polignac number, because 53155103 - 2⁸ = 53154847 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 (53155133) 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, 1398800 + ... + 1398837.

It is an arithmetic number, because the mean of its divisors is an integer number (13988190).

Almost surely, 2^53155103 is an apocalyptic number.

53155103 is a deficient number, since it is larger than the sum of its proper divisors (2797657).

53155103 is a wasteful number, since it uses less digits than its factorization.

53155103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2797656.

The product of its (nonzero) digits is 1125, while the sum is 23.

The square root of 53155103 is about 7290.7546248657. The cubic root of 53155103 is about 375.9946406924.

The spelling of 53155103 in words is "fifty-three million, one hundred fifty-five thousand, one hundred three".