4140123045 has 16 divisors (see below), whose sum is σ = 6633799872. Its totient is φ = 2204864640.

The previous prime is 4140123023. The next prime is 4140123049. The reversal of 4140123045 is 5403210414.

It is not a de Polignac number, because 4140123045 - 2¹² = 4140118949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140123049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189352 + ... + 210081.

It is an arithmetic number, because the mean of its divisors is an integer number (414612492).

Almost surely, 2^4140123045 is an apocalyptic number.

It is an amenable number.

4140123045 is a deficient number, since it is larger than the sum of its proper divisors (2493676827).

4140123045 is a wasteful number, since it uses less digits than its factorization.

4140123045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400132.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 4140123045 is about 64343.7879285949. The cubic root of 4140123045 is about 1605.7246812382.

Adding to 4140123045 its reverse (5403210414), we get a palindrome (9543333459).

It can be divided in two parts, 41401 and 23045, that added together give a palindrome (64446).

The spelling of 4140123045 in words is "four billion, one hundred forty million, one hundred twenty-three thousand, forty-five".