1420607023 has 32 divisors (see below), whose sum is σ = 1702010880. Its totient is φ = 1170624000.

The previous prime is 1420606981. The next prime is 1420607051. The reversal of 1420607023 is 3207060241.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1420607023 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 (1420607423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1558938 + ... + 1559848.

It is an arithmetic number, because the mean of its divisors is an integer number (53187840).

Almost surely, 2^1420607023 is an apocalyptic number.

1420607023 is a deficient number, since it is larger than the sum of its proper divisors (281403857).

1420607023 is a wasteful number, since it uses less digits than its factorization.

1420607023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 1420607023 is about 37690.9408611672. The cubic root of 1420607023 is about 1124.1510033720.

Adding to 1420607023 its reverse (3207060241), we get a palindrome (4627667264).

The spelling of 1420607023 in words is "one billion, four hundred twenty million, six hundred seven thousand, twenty-three".