4000154423 has 2 divisors, whose sum is σ = 4000154424. Its totient is φ = 4000154422.

The previous prime is 4000154401. The next prime is 4000154429. The reversal of 4000154423 is 3244510004.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4000154423 - 2⁸ = 4000154167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4000154429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000077211 + 2000077212.

It is an arithmetic number, because the mean of its divisors is an integer number (2000077212).

Almost surely, 2^4000154423 is an apocalyptic number.

4000154423 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000154423 is an equidigital number, since it uses as much as digits as its factorization.

4000154423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 4000154423 is about 63246.7740125929. The cubic root of 4000154423 is about 1587.4214793081.

Adding to 4000154423 its reverse (3244510004), we get a palindrome (7244664427).

The spelling of 4000154423 in words is "four billion, one hundred fifty-four thousand, four hundred twenty-three".