103405234 has 4 divisors (see below), whose sum is σ = 155107854. Its totient is φ = 51702616.

The previous prime is 103405219. The next prime is 103405241. The reversal of 103405234 is 432504301.

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., 70308225 + 33097009 = 8385^2 + 5753^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25851307 + ... + 25851310.

Almost surely, 2^103405234 is an apocalyptic number.

103405234 is a deficient number, since it is larger than the sum of its proper divisors (51702620).

103405234 is an equidigital number, since it uses as much as digits as its factorization.

103405234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51702619.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 103405234 is about 10168.8364132776. The cubic root of 103405234 is about 469.3687526850.

Adding to 103405234 its reverse (432504301), we get a palindrome (535909535).

The spelling of 103405234 in words is "one hundred three million, four hundred five thousand, two hundred thirty-four".