40041001023 has 4 divisors (see below), whose sum is σ = 53388001368. Its totient is φ = 26694000680.

The previous prime is 40041001009. The next prime is 40041001037. The reversal of 40041001023 is 32010014004.

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

It is an interprime number because it is at equal distance from previous prime (40041001009) and next prime (40041001037).

It is a cyclic number.

It is not a de Polignac number, because 40041001023 - 2¹⁴ = 40040984639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40041000993 and 40041001011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40041001003) 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, 6673500168 + ... + 6673500173.

It is an arithmetic number, because the mean of its divisors is an integer number (13347000342).

Almost surely, 2^40041001023 is an apocalyptic number.

40041001023 is a deficient number, since it is larger than the sum of its proper divisors (13347000345).

40041001023 is a wasteful number, since it uses less digits than its factorization.

40041001023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13347000344.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 40041001023 its reverse (32010014004), we get a palindrome (72051015027).

The spelling of 40041001023 in words is "forty billion, forty-one million, one thousand, twenty-three".