1423420011 has 12 divisors (see below), whose sum is σ = 2214209088. Its totient is φ = 875950704.

The previous prime is 1423419983. The next prime is 1423420049. The reversal of 1423420011 is 1100243241.

It is not a de Polignac number, because 1423420011 - 2¹⁰ = 1423418987 is a prime.

It is a super-2 number, since 2×1423420011² = 4052249055430480242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1423420111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6082875 + ... + 6083108.

It is an arithmetic number, because the mean of its divisors is an integer number (184517424).

Almost surely, 2^1423420011 is an apocalyptic number.

1423420011 is a deficient number, since it is larger than the sum of its proper divisors (790789077).

1423420011 is a wasteful number, since it uses less digits than its factorization.

1423420011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12166002 (or 12165999 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1423420011 is about 37728.2389066863. The cubic root of 1423420011 is about 1124.8925029138.

Adding to 1423420011 its reverse (1100243241), we get a palindrome (2523663252).

The spelling of 1423420011 in words is "one billion, four hundred twenty-three million, four hundred twenty thousand, eleven".