103555066 has 32 divisors (see below), whose sum is σ = 165053952. Its totient is φ = 48660480.

The previous prime is 103555061. The next prime is 103555069. The reversal of 103555066 is 660555301.

It is a super-3 number, since 3×103555066³ (a number of 25 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (103555061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 402810 + ... + 403066.

It is an arithmetic number, because the mean of its divisors is an integer number (5157936).

Almost surely, 2^103555066 is an apocalyptic number.

103555066 is a deficient number, since it is larger than the sum of its proper divisors (61498886).

103555066 is a wasteful number, since it uses less digits than its factorization.

103555066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454.

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 103555066 is about 10176.2009610660. The cubic root of 103555066 is about 469.5953450807.

The spelling of 103555066 in words is "one hundred three million, five hundred fifty-five thousand, sixty-six".