1423333011 has 4 divisors (see below), whose sum is σ = 1897777352. Its totient is φ = 948888672.

The previous prime is 1423333003. The next prime is 1423333013. The reversal of 1423333011 is 1103333241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1103333241 = 3 ⋅367777747.

It is not a de Polignac number, because 1423333011 - 2³ = 1423333003 is a prime.

It is a super-2 number, since 2×1423333011² = 4051753720404652242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1423333013) 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, 237222166 + ... + 237222171.

It is an arithmetic number, because the mean of its divisors is an integer number (474444338).

Almost surely, 2^1423333011 is an apocalyptic number.

1423333011 is a deficient number, since it is larger than the sum of its proper divisors (474444341).

1423333011 is an equidigital number, since it uses as much as digits as its factorization.

1423333011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474444340.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 1423333011 is about 37727.0859065473. The cubic root of 1423333011 is about 1124.8695844871.

Adding to 1423333011 its reverse (1103333241), we get a palindrome (2526666252).

The spelling of 1423333011 in words is "one billion, four hundred twenty-three million, three hundred thirty-three thousand, eleven".