1010042431439 has 2 divisors, whose sum is σ = 1010042431440. Its totient is φ = 1010042431438.

The previous prime is 1010042431421. The next prime is 1010042431471. The reversal of 1010042431439 is 9341342400101.

It is an a-pointer prime, because the next prime (1010042431471) can be obtained adding 1010042431439 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010042431439 is a prime.

It is a super-2 number, since 2×1010042431439² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010042431039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505021215719 + 505021215720.

It is an arithmetic number, because the mean of its divisors is an integer number (505021215720).

Almost surely, 2^{1010042431439} is an apocalyptic number.

1010042431439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010042431439 is an equidigital number, since it uses as much as digits as its factorization.

1010042431439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 1010042431439 in words is "one trillion, ten billion, forty-two million, four hundred thirty-one thousand, four hundred thirty-nine".