1420042102 has 8 divisors (see below), whose sum is σ = 2242171800. Its totient is φ = 672651504.

The previous prime is 1420042097. The next prime is 1420042109. The reversal of 1420042102 is 2012400241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420042109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18684727 + ... + 18684802.

It is an arithmetic number, because the mean of its divisors is an integer number (280271475).

Almost surely, 2^1420042102 is an apocalyptic number.

1420042102 is a deficient number, since it is larger than the sum of its proper divisors (822129698).

1420042102 is a wasteful number, since it uses less digits than its factorization.

1420042102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37369550.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1420042102 is about 37683.4459942293. The cubic root of 1420042102 is about 1124.0019730170.

Adding to 1420042102 its reverse (2012400241), we get a palindrome (3432442343).

The spelling of 1420042102 in words is "one billion, four hundred twenty million, forty-two thousand, one hundred two".