1071623456205 has 16 divisors (see below), whose sum is σ = 1717459977600. Its totient is φ = 570578360768.

The previous prime is 1071623456191. The next prime is 1071623456219. The reversal of 1071623456205 is 5026543261701.

It is an interprime number because it is at equal distance from previous prime (1071623456191) and next prime (1071623456219).

It is a cyclic number.

It is not a de Polignac number, because 1071623456205 - 2¹⁰ = 1071623455181 is a prime.

It is a super-2 number, since 2×1071623456205² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59625042 + ... + 59643011.

It is an arithmetic number, because the mean of its divisors is an integer number (107341248600).

Almost surely, 2^{1071623456205} is an apocalyptic number.

1071623456205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1071623456205 is a deficient number, since it is larger than the sum of its proper divisors (645836521395).

1071623456205 is a wasteful number, since it uses less digits than its factorization.

1071623456205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119268660.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 1071623456205 in words is "one trillion, seventy-one billion, six hundred twenty-three million, four hundred fifty-six thousand, two hundred five".