103443794 has 4 divisors (see below), whose sum is σ = 155165694. Its totient is φ = 51721896.

The previous prime is 103443787. The next prime is 103443797. The reversal of 103443794 is 497344301.

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

It can be written as a sum of positive squares in only one way, i.e., 78092569 + 25351225 = 8837^2 + 5035^2 .

It is a super-2 number, since 2×103443794² = 21401237034228872, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (103443797) by changing a digit.

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, 25860947 + ... + 25860950.

Almost surely, 2^103443794 is an apocalyptic number.

103443794 is a deficient number, since it is larger than the sum of its proper divisors (51721900).

103443794 is an equidigital number, since it uses as much as digits as its factorization.

103443794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51721899.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 103443794 is about 10170.7322253612. The cubic root of 103443794 is about 469.4270882552.

The spelling of 103443794 in words is "one hundred three million, four hundred forty-three thousand, seven hundred ninety-four".