106557503 has 8 divisors (see below), whose sum is σ = 114915696. Its totient is φ = 98222400.

The previous prime is 106557467. The next prime is 106557511. The reversal of 106557503 is 305755601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106557503 - 2⁸ = 106557247 is a prime.

It is a super-2 number, since 2×106557503² = 22709002891190018, which contains 22 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 106557503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106557553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4508 + ... + 15278.

It is an arithmetic number, because the mean of its divisors is an integer number (14364462).

Almost surely, 2^106557503 is an apocalyptic number.

106557503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

106557503 is a deficient number, since it is larger than the sum of its proper divisors (8358193).

106557503 is a wasteful number, since it uses less digits than its factorization.

106557503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11545.

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 106557503 is about 10322.6693737618. The cubic root of 106557503 is about 474.0906005786.

The spelling of 106557503 in words is "one hundred six million, five hundred fifty-seven thousand, five hundred three".