40231112003447 has 2 divisors, whose sum is σ = 40231112003448. Its totient is φ = 40231112003446.

The previous prime is 40231112003377. The next prime is 40231112003521. The reversal of 40231112003447 is 74430021113204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40231112003447 - 2²⁶ = 40231044894583 is a prime.

It is a super-2 number, since 2×40231112003447² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40231112003647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20115556001723 + 20115556001724.

It is an arithmetic number, because the mean of its divisors is an integer number (20115556001724).

Almost surely, 2^{40231112003447} is an apocalyptic number.

40231112003447 is a deficient number, since it is larger than the sum of its proper divisors (1).

40231112003447 is an equidigital number, since it uses as much as digits as its factorization.

40231112003447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

The spelling of 40231112003447 in words is "forty trillion, two hundred thirty-one billion, one hundred twelve million, three thousand, four hundred forty-seven".