56148503 has 6 divisors (see below), whose sum is σ = 57395664. Its totient is φ = 54903576.

The previous prime is 56148419. The next prime is 56148527. The reversal of 56148503 is 30584165.

It is a happy number.

It is not a de Polignac number, because 56148503 - 2⁸ = 56148247 is a prime.

It is a super-3 number, since 3×56148503³ (a number of 24 digits) contains 333 as substring.

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 56148503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56148593) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50825 + ... + 51917.

It is an arithmetic number, because the mean of its divisors is an integer number (9565944).

Almost surely, 2^56148503 is an apocalyptic number.

56148503 is a deficient number, since it is larger than the sum of its proper divisors (1247161).

56148503 is an frugal number, since it uses more digits than its factorization.

56148503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233 (or 1140 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 56148503 is about 7493.2304782383. The cubic root of 56148503 is about 382.9241237935.

The spelling of 56148503 in words is "fifty-six million, one hundred forty-eight thousand, five hundred three".