1342120756 has 12 divisors (see below), whose sum is σ = 2349716068. Its totient is φ = 670773312.

The previous prime is 1342120753. The next prime is 1342120757. The reversal of 1342120756 is 6570212431.

It can be written as a sum of positive squares in 2 ways, for example, as 638067600 + 704053156 = 25260^2 + 26534^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1342120753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61071 + ... + 80086.

Almost surely, 2^1342120756 is an apocalyptic number.

It is an amenable number.

1342120756 is a deficient number, since it is larger than the sum of its proper divisors (1007595312).

1342120756 is a wasteful number, since it uses less digits than its factorization.

1342120756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143538 (or 143536 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 1342120756 is about 36634.9663027005. The cubic root of 1342120756 is about 1103.0550762988.

The spelling of 1342120756 in words is "one billion, three hundred forty-two million, one hundred twenty thousand, seven hundred fifty-six".