1420042901189 has 16 divisors (see below), whose sum is σ = 1578523355136. Its totient is φ = 1266613590000.

The previous prime is 1420042901107. The next prime is 1420042901267. The reversal of 1420042901189 is 9811092400241.

It is a de Polignac number, because none of the positive numbers 2^k-1420042901189 is a prime.

It is a super-2 number, since 2×1420042901189² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420042901689) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3653237 + ... + 4023210.

It is an arithmetic number, because the mean of its divisors is an integer number (98657709696).

Almost surely, 2^{1420042901189} is an apocalyptic number.

It is an amenable number.

1420042901189 is a deficient number, since it is larger than the sum of its proper divisors (158480453947).

1420042901189 is a wasteful number, since it uses less digits than its factorization.

1420042901189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7676776.

The product of its (nonzero) digits is 41472, while the sum is 41.

The spelling of 1420042901189 in words is "one trillion, four hundred twenty billion, forty-two million, nine hundred one thousand, one hundred eighty-nine".