103439434 has 16 divisors (see below), whose sum is σ = 178681536. Its totient is φ = 43992000.

The previous prime is 103439431. The next prime is 103439437. The reversal of 103439434 is 434934301.

It is an interprime number because it is at equal distance from previous prime (103439431) and next prime (103439437).

It is a junction number, because it is equal to n+sod(n) for n = 103439396 and 103439405.

It is not an unprimeable number, because it can be changed into a prime (103439431) 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, 26367 + ... + 30034.

It is an arithmetic number, because the mean of its divisors is an integer number (11167596).

Almost surely, 2^103439434 is an apocalyptic number.

103439434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

103439434 is a deficient number, since it is larger than the sum of its proper divisors (75242102).

103439434 is a wasteful number, since it uses less digits than its factorization.

103439434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56541.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 103439434 is about 10170.5178825859. The cubic root of 103439434 is about 469.4204929478.

The spelling of 103439434 in words is "one hundred three million, four hundred thirty-nine thousand, four hundred thirty-four".