1240312472127 has 6 divisors (see below), whose sum is σ = 1791562459752. Its totient is φ = 826874981412.

The previous prime is 1240312472101. The next prime is 1240312472131. The reversal of 1240312472127 is 7212742130421.

1240312472127 is a `hidden beast` number, since 1 + 2 + 403 + 1 + 247 + 2 + 1 + 2 + 7 = 666.

It is not a de Polignac number, because 1240312472127 - 2¹¹ = 1240312470079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1240312472091 and 1240312472100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1240312472137) 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 5 ways as a sum of consecutive naturals, for example, 68906248443 + ... + 68906248460.

It is an arithmetic number, because the mean of its divisors is an integer number (298593743292).

Almost surely, 2^{1240312472127} is an apocalyptic number.

1240312472127 is a deficient number, since it is larger than the sum of its proper divisors (551249987625).

1240312472127 is a wasteful number, since it uses less digits than its factorization.

1240312472127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137812496909 (or 137812496906 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 36.

The spelling of 1240312472127 in words is "one trillion, two hundred forty billion, three hundred twelve million, four hundred seventy-two thousand, one hundred twenty-seven".