1083561254654 has 16 divisors (see below), whose sum is σ = 1712801095200. Its totient is φ = 513094005600.

The previous prime is 1083561254653. The next prime is 1083561254683. The reversal of 1083561254654 is 4564521653801.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1083561254651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116607629 + ... + 116616920.

It is an arithmetic number, because the mean of its divisors is an integer number (107050068450).

Almost surely, 2^{1083561254654} is an apocalyptic number.

1083561254654 is a deficient number, since it is larger than the sum of its proper divisors (629239840546).

1083561254654 is a wasteful number, since it uses less digits than its factorization.

1083561254654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233224675.

The product of its (nonzero) digits is 3456000, while the sum is 50.

The spelling of 1083561254654 in words is "one trillion, eighty-three billion, five hundred sixty-one million, two hundred fifty-four thousand, six hundred fifty-four".