1262054661013 has 16 divisors (see below), whose sum is σ = 1336825365120. Its totient is φ = 1188122838336.

The previous prime is 1262054661011. The next prime is 1262054661019. The reversal of 1262054661013 is 3101664502621.

It is a cyclic number.

It is not a de Polignac number, because 1262054661013 - 2¹ = 1262054661011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1262054661011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11102895 + ... + 11215987.

It is an arithmetic number, because the mean of its divisors is an integer number (83551585320).

Almost surely, 2^{1262054661013} is an apocalyptic number.

It is an amenable number.

1262054661013 is a deficient number, since it is larger than the sum of its proper divisors (74770704107).

1262054661013 is a wasteful number, since it uses less digits than its factorization.

1262054661013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116796.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 1262054661013 in words is "one trillion, two hundred sixty-two billion, fifty-four million, six hundred sixty-one thousand, thirteen".