1342121307 has 8 divisors (see below), whose sum is σ = 1814699520. Its totient is φ = 882145320.

The previous prime is 1342121303. The next prime is 1342121309. The reversal of 1342121307 is 7031212431.

It is a happy number.

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

It is not a de Polignac number, because 1342121307 - 2² = 1342121303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1342121303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3150307 + ... + 3150732.

It is an arithmetic number, because the mean of its divisors is an integer number (226837440).

Almost surely, 2^1342121307 is an apocalyptic number.

1342121307 is a deficient number, since it is larger than the sum of its proper divisors (472578213).

1342121307 is an equidigital number, since it uses as much as digits as its factorization.

1342121307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6301113.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 1342121307 is about 36634.9738228377. The cubic root of 1342121307 is about 1103.0552272497.

Adding to 1342121307 its reverse (7031212431), we get a palindrome (8373333738).

The spelling of 1342121307 in words is "one billion, three hundred forty-two million, one hundred twenty-one thousand, three hundred seven".