554140023 has 4 divisors (see below), whose sum is σ = 738853368. Its totient is φ = 369426680.

The previous prime is 554140003. The next prime is 554140031. The reversal of 554140023 is 320041455.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 554140023 - 2⁸ = 554139767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 554139975 and 554140002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (554140003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92356668 + ... + 92356673.

It is an arithmetic number, because the mean of its divisors is an integer number (184713342).

Almost surely, 2^554140023 is an apocalyptic number.

554140023 is a deficient number, since it is larger than the sum of its proper divisors (184713345).

554140023 is a wasteful number, since it uses less digits than its factorization.

554140023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184713344.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 554140023 is about 23540.1789075614. The cubic root of 554140023 is about 821.3718969111.

Adding to 554140023 its reverse (320041455), we get a palindrome (874181478).

The spelling of 554140023 in words is "five hundred fifty-four million, one hundred forty thousand, twenty-three".