11091860025 has 12 divisors (see below), whose sum is σ = 18338542032. Its totient is φ = 5915658640.

The previous prime is 11091859973. The next prime is 11091860053. The reversal of 11091860025 is 52006819011.

It is not a de Polignac number, because 11091860025 - 2¹³ = 11091851833 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73945659 + ... + 73945808.

It is an arithmetic number, because the mean of its divisors is an integer number (1528211836).

Almost surely, 2^11091860025 is an apocalyptic number.

11091860025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11091860025 is a deficient number, since it is larger than the sum of its proper divisors (7246682007).

11091860025 is a wasteful number, since it uses less digits than its factorization.

11091860025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147891480 (or 147891475 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 33.

The spelling of 11091860025 in words is "eleven billion, ninety-one million, eight hundred sixty thousand, twenty-five".