123552434 has 16 divisors (see below), whose sum is σ = 193437720. Its totient is φ = 59130240.

The previous prime is 123552419. The next prime is 123552437. The reversal of 123552434 is 434255321.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 79263409 + 44289025 = 8903^2 + 6655^2 .

It is a junction number, because it is equal to n+sod(n) for n = 123552397 and 123552406.

It is not an unprimeable number, because it can be changed into a prime (123552437) 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, 9869 + ... + 18560.

Almost surely, 2^123552434 is an apocalyptic number.

123552434 is a deficient number, since it is larger than the sum of its proper divisors (69885286).

123552434 is a wasteful number, since it uses less digits than its factorization.

123552434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28525.

The product of its digits is 14400, while the sum is 29.

The square root of 123552434 is about 11115.4142522895. The cubic root of 123552434 is about 498.0624132138.

The spelling of 123552434 in words is "one hundred twenty-three million, five hundred fifty-two thousand, four hundred thirty-four".