1109877802 has 16 divisors (see below), whose sum is σ = 1818000000. Its totient is φ = 503979840.

The previous prime is 1109877781. The next prime is 1109877803. The reversal of 1109877802 is 2087789011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1109877803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2802 + ... + 47197.

It is an arithmetic number, because the mean of its divisors is an integer number (113625000).

Almost surely, 2^1109877802 is an apocalyptic number.

1109877802 is a deficient number, since it is larger than the sum of its proper divisors (708122198).

1109877802 is a wasteful number, since it uses less digits than its factorization.

1109877802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51021.

The product of its (nonzero) digits is 56448, while the sum is 43.

The square root of 1109877802 is about 33314.8285602673. The cubic root of 1109877802 is about 1035.3608089600.

The spelling of 1109877802 in words is "one billion, one hundred nine million, eight hundred seventy-seven thousand, eight hundred two".