1342120733 has 2 divisors, whose sum is σ = 1342120734. Its totient is φ = 1342120732.

The previous prime is 1342120723. The next prime is 1342120753. The reversal of 1342120733 is 3370212431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1326926329 + 15194404 = 36427^2 + 3898^2 .

It is an emirp because it is prime and its reverse (3370212431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1342120733 - 2⁶ = 1342120669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342120723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671060366 + 671060367.

It is an arithmetic number, because the mean of its divisors is an integer number (671060367).

Almost surely, 2^1342120733 is an apocalyptic number.

It is an amenable number.

1342120733 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342120733 is an equidigital number, since it uses as much as digits as its factorization.

1342120733 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 1342120733 is about 36634.9659887927. The cubic root of 1342120733 is about 1103.0550699977.

The spelling of 1342120733 in words is "one billion, three hundred forty-two million, one hundred twenty thousand, seven hundred thirty-three".