3450123 has 6 divisors (see below), whose sum is σ = 4983524. Its totient is φ = 2300076.

The previous prime is 3450121. The next prime is 3450127. The reversal of 3450123 is 3210543.

It is not a de Polignac number, because 3450123 - 2¹ = 3450121 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3450096 and 3450105.

It is not an unprimeable number, because it can be changed into a prime (3450121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191665 + ... + 191682.

Almost surely, 2^3450123 is an apocalyptic number.

3450123 is a deficient number, since it is larger than the sum of its proper divisors (1533401).

3450123 is a wasteful number, since it uses less digits than its factorization.

3450123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383353 (or 383350 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3450123 is about 1857.4506722925. The cubic root of 3450123 is about 151.1047764830.

Adding to 3450123 its reverse (3210543), we get a palindrome (6660666).

The spelling of 3450123 in words is "three million, four hundred fifty thousand, one hundred twenty-three".