1420342042 has 16 divisors (see below), whose sum is σ = 2442658752. Its totient is φ = 606771360.

The previous prime is 1420342013. The next prime is 1420342067. The reversal of 1420342042 is 2402430241.

It is a happy number.

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, 157684 + ... + 166447.

It is an arithmetic number, because the mean of its divisors is an integer number (152666172).

Almost surely, 2^1420342042 is an apocalyptic number.

1420342042 is a deficient number, since it is larger than the sum of its proper divisors (1022316710).

1420342042 is a wasteful number, since it uses less digits than its factorization.

1420342042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324453.

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

The square root of 1420342042 is about 37687.4255156810. The cubic root of 1420342042 is about 1124.0811043370.

Adding to 1420342042 its reverse (2402430241), we get a palindrome (3822772283).

The spelling of 1420342042 in words is "one billion, four hundred twenty million, three hundred forty-two thousand, forty-two".