1084545852261 has 16 divisors (see below), whose sum is σ = 1470589977408. Its totient is φ = 710779420800.

The previous prime is 1084545852259. The next prime is 1084545852307. The reversal of 1084545852261 is 1622585454801.

It is not a de Polignac number, because 1084545852261 - 2¹ = 1084545852259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1084545851261) 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, 1331200 + ... + 1985241.

It is an arithmetic number, because the mean of its divisors is an integer number (91911873588).

Almost surely, 2^{1084545852261} is an apocalyptic number.

It is an amenable number.

1084545852261 is a deficient number, since it is larger than the sum of its proper divisors (386044125147).

1084545852261 is a wasteful number, since it uses less digits than its factorization.

1084545852261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3318292.

The product of its (nonzero) digits is 3072000, while the sum is 51.

The spelling of 1084545852261 in words is "one trillion, eighty-four billion, five hundred forty-five million, eight hundred fifty-two thousand, two hundred sixty-one".