1420616423 has 8 divisors (see below), whose sum is σ = 1438184592. Its totient is φ = 1403127936.

The previous prime is 1420616419. The next prime is 1420616467. The reversal of 1420616423 is 3246160241.

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

It is a cyclic number.

It is not a de Polignac number, because 1420616423 - 2² = 1420616419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420616023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16361 + ... + 55757.

It is an arithmetic number, because the mean of its divisors is an integer number (179773074).

Almost surely, 2^1420616423 is an apocalyptic number.

1420616423 is a deficient number, since it is larger than the sum of its proper divisors (17568169).

1420616423 is a wasteful number, since it uses less digits than its factorization.

1420616423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39841.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 1420616423 is about 37691.0655593604. The cubic root of 1420616423 is about 1124.1534828276.

Adding to 1420616423 its reverse (3246160241), we get a palindrome (4666776664).

The spelling of 1420616423 in words is "one billion, four hundred twenty million, six hundred sixteen thousand, four hundred twenty-three".