1342012123 has 8 divisors (see below), whose sum is σ = 1447099920. Its totient is φ = 1240369920.

The previous prime is 1342012121. The next prime is 1342012141. The reversal of 1342012123 is 3212102431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1342012123 - 2¹ = 1342012121 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 1342012123.

It is not an unprimeable number, because it can be changed into a prime (1342012121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 860590 + ... + 862147.

It is an arithmetic number, because the mean of its divisors is an integer number (180887490).

Almost surely, 2^1342012123 is an apocalyptic number.

1342012123 is a deficient number, since it is larger than the sum of its proper divisors (105087797).

1342012123 is a wasteful number, since it uses less digits than its factorization.

1342012123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722797.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1342012123 is about 36633.4836317815. The cubic root of 1342012123 is about 1103.0253145915.

Adding to 1342012123 its reverse (3212102431), we get a palindrome (4554114554).

The spelling of 1342012123 in words is "one billion, three hundred forty-two million, twelve thousand, one hundred twenty-three".