1302142042 has 16 divisors (see below), whose sum is σ = 2065400064. Its totient is φ = 614700000.

The previous prime is 1302142019. The next prime is 1302142063. The reversal of 1302142042 is 2402412031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253584 + ... + 258667.

It is an arithmetic number, because the mean of its divisors is an integer number (129087504).

Almost surely, 2^1302142042 is an apocalyptic number.

1302142042 is a deficient number, since it is larger than the sum of its proper divisors (763258022).

1302142042 is a wasteful number, since it uses less digits than its factorization.

1302142042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512325.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1302142042 is about 36085.2053063302. The cubic root of 1302142042 is about 1091.9919924319.

Adding to 1302142042 its reverse (2402412031), we get a palindrome (3704554073).

The spelling of 1302142042 in words is "one billion, three hundred two million, one hundred forty-two thousand, forty-two".