1344156142 has 24 divisors (see below), whose sum is σ = 2371783680. Its totient is φ = 569590560.

The previous prime is 1344156139. The next prime is 1344156169. The reversal of 1344156142 is 2416514431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68334 + ... + 85777.

It is an arithmetic number, because the mean of its divisors is an integer number (98824320).

Almost surely, 2^1344156142 is an apocalyptic number.

1344156142 is a deficient number, since it is larger than the sum of its proper divisors (1027627538).

1344156142 is a wasteful number, since it uses less digits than its factorization.

1344156142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154216 (or 154209 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 1344156142 is about 36662.7350589123. The cubic root of 1344156142 is about 1103.6124053994.

The spelling of 1344156142 in words is "one billion, three hundred forty-four million, one hundred fifty-six thousand, one hundred forty-two".