1101109977 has 32 divisors (see below), whose sum is σ = 1782120960. Its totient is φ = 666383760.

The previous prime is 1101109957. The next prime is 1101109993. The reversal of 1101109977 is 7799011011.

It is not a de Polignac number, because 1101109977 - 2⁶ = 1101109913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101109957) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 243378 + ... + 247860.

It is an arithmetic number, because the mean of its divisors is an integer number (55691280).

Almost surely, 2^1101109977 is an apocalyptic number.

It is an amenable number.

1101109977 is a deficient number, since it is larger than the sum of its proper divisors (681010983).

1101109977 is a wasteful number, since it uses less digits than its factorization.

1101109977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5330 (or 5324 counting only the distinct ones).

The product of its (nonzero) digits is 3969, while the sum is 36.

The square root of 1101109977 is about 33182.9772172420. The cubic root of 1101109977 is about 1032.6272130327.

The spelling of 1101109977 in words is "one billion, one hundred one million, one hundred nine thousand, nine hundred seventy-seven".