103493966 has 4 divisors (see below), whose sum is σ = 155240952. Its totient is φ = 51746982.

The previous prime is 103493959. The next prime is 103493983. The reversal of 103493966 is 669394301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 669394301 = 19 ⋅35231279.

It is a super-2 number, since 2×103493966² = 21422001996818312, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25873490 + ... + 25873493.

It is an arithmetic number, because the mean of its divisors is an integer number (38810238).

Almost surely, 2^103493966 is an apocalyptic number.

103493966 is a deficient number, since it is larger than the sum of its proper divisors (51746986).

103493966 is an equidigital number, since it uses as much as digits as its factorization.

103493966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51746985.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 103493966 is about 10173.1984154444. The cubic root of 103493966 is about 469.5029693634.

The spelling of 103493966 in words is "one hundred three million, four hundred ninety-three thousand, nine hundred sixty-six".