1263094560105 has 32 divisors (see below), whose sum is σ = 2309713146624. Its totient is φ = 577401025536.

The previous prime is 1263094560097. The next prime is 1263094560107. The reversal of 1263094560105 is 5010654903621.

It is not a de Polignac number, because 1263094560105 - 2³ = 1263094560097 is a prime.

It is a super-2 number, since 2×1263094560105² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1263094560107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5324709 + ... + 5556861.

It is an arithmetic number, because the mean of its divisors is an integer number (72178535832).

Almost surely, 2^{1263094560105} is an apocalyptic number.

1263094560105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1263094560105 is a deficient number, since it is larger than the sum of its proper divisors (1046618586519).

1263094560105 is a wasteful number, since it uses less digits than its factorization.

1263094560105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283985.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 1263094560105 in words is "one trillion, two hundred sixty-three billion, ninety-four million, five hundred sixty thousand, one hundred five".