1071031812419 has 4 divisors (see below), whose sum is σ = 1071039751896. Its totient is φ = 1071023872944.

The previous prime is 1071031812379. The next prime is 1071031812437. The reversal of 1071031812419 is 9142181301701.

1071031812419 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1071031812419 is a prime.

It is a super-2 number, since 2×1071031812419² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1071031802419) 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, 3763829 + ... + 4038374.

It is an arithmetic number, because the mean of its divisors is an integer number (267759937974).

Almost surely, 2^{1071031812419} is an apocalyptic number.

1071031812419 is a deficient number, since it is larger than the sum of its proper divisors (7939477).

1071031812419 is an equidigital number, since it uses as much as digits as its factorization.

1071031812419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7939476.

The product of its (nonzero) digits is 12096, while the sum is 38.

The spelling of 1071031812419 in words is "one trillion, seventy-one billion, thirty-one million, eight hundred twelve thousand, four hundred nineteen".