109041852554 has 4 divisors (see below), whose sum is σ = 163562778834. Its totient is φ = 54520926276.

The previous prime is 109041852551. The next prime is 109041852571. The reversal of 109041852554 is 455258140901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 455258140901 = 409 ⋅1113100589.

It can be written as a sum of positive squares in only one way, i.e., 88997805625 + 20044046929 = 298325^2 + 141577^2 .

It is not an unprimeable number, because it can be changed into a prime (109041852551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27260463137 + ... + 27260463140.

Almost surely, 2^109041852554 is an apocalyptic number.

109041852554 is a deficient number, since it is larger than the sum of its proper divisors (54520926280).

109041852554 is an equidigital number, since it uses as much as digits as its factorization.

109041852554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54520926279.

The product of its (nonzero) digits is 288000, while the sum is 44.

The spelling of 109041852554 in words is "one hundred nine billion, forty-one million, eight hundred fifty-two thousand, five hundred fifty-four".