40947252123 has 8 divisors (see below), whose sum is σ = 54597837888. Its totient is φ = 27297417224.

The previous prime is 40947252023. The next prime is 40947252149. The reversal of 40947252123 is 32125274904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40947252123 - 2¹⁰ = 40947251099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40947252163) 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 in 7 ways as a sum of consecutive naturals, for example, 44961 + ... + 289682.

It is an arithmetic number, because the mean of its divisors is an integer number (6824729736).

Almost surely, 2^40947252123 is an apocalyptic number.

40947252123 is a deficient number, since it is larger than the sum of its proper divisors (13650585765).

40947252123 is a wasteful number, since it uses less digits than its factorization.

40947252123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375433.

The product of its (nonzero) digits is 120960, while the sum is 39.

The spelling of 40947252123 in words is "forty billion, nine hundred forty-seven million, two hundred fifty-two thousand, one hundred twenty-three".