123450003442 has 16 divisors (see below), whose sum is σ = 193295574720. Its totient is φ = 59020075312.

The previous prime is 123450003431. The next prime is 123450003461. The reversal of 123450003442 is 244300054321.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 123450003442.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352828 + ... + 609415.

It is an arithmetic number, because the mean of its divisors is an integer number (12080973420).

Almost surely, 2^123450003442 is an apocalyptic number.

123450003442 is a deficient number, since it is larger than the sum of its proper divisors (69845571278).

123450003442 is a wasteful number, since it uses less digits than its factorization.

123450003442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 965057.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 123450003442 its reverse (244300054321), we get a palindrome (367750057763).

The spelling of 123450003442 in words is "one hundred twenty-three billion, four hundred fifty million, three thousand, four hundred forty-two".