1109040838554 has 32 divisors (see below), whose sum is σ = 2419762944960. Its totient is φ = 336067776000.

The previous prime is 1109040838553. The next prime is 1109040838561. The reversal of 1109040838554 is 4558380409011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1109040838553) 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, 7761354 + ... + 7902954.

It is an arithmetic number, because the mean of its divisors is an integer number (75617592030).

Almost surely, 2^{1109040838554} is an apocalyptic number.

1109040838554 is an abundant number, since it is smaller than the sum of its proper divisors (1310722106406).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1109040838554 is a wasteful number, since it uses less digits than its factorization.

1109040838554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260286.

The product of its (nonzero) digits is 691200, while the sum is 48.

The spelling of 1109040838554 in words is "one trillion, one hundred nine billion, forty million, eight hundred thirty-eight thousand, five hundred fifty-four".