1342402042 has 8 divisors (see below), whose sum is σ = 2132050356. Its totient is φ = 631718592.

The previous prime is 1342402027. The next prime is 1342402057. The reversal of 1342402042 is 2402042431.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1342402027) and next prime (1342402057).

It can be written as a sum of positive squares in 2 ways, for example, as 1138455081 + 203946961 = 33741^2 + 14281^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19741173 + ... + 19741240.

Almost surely, 2^1342402042 is an apocalyptic number.

1342402042 is a deficient number, since it is larger than the sum of its proper divisors (789648314).

1342402042 is a wasteful number, since it uses less digits than its factorization.

1342402042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39482432.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1342402042 is about 36638.8051388142. The cubic root of 1342402042 is about 1103.1321315303.

Adding to 1342402042 its reverse (2402042431), we get a palindrome (3744444473).

The spelling of 1342402042 in words is "one billion, three hundred forty-two million, four hundred two thousand, forty-two".