1100055197 has 8 divisors (see below), whose sum is σ = 1132814496. Its totient is φ = 1067622192.

The previous prime is 1100055167. The next prime is 1100055199. The reversal of 1100055197 is 7915500011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1100055197 - 2¹⁶ = 1099989661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100055199) 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, 74723 + ... + 88224.

It is an arithmetic number, because the mean of its divisors is an integer number (141601812).

Almost surely, 2^1100055197 is an apocalyptic number.

It is an amenable number.

1100055197 is a deficient number, since it is larger than the sum of its proper divisors (32759299).

1100055197 is a wasteful number, since it uses less digits than its factorization.

1100055197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163147.

The product of its (nonzero) digits is 1575, while the sum is 29.

The square root of 1100055197 is about 33167.0800191998. The cubic root of 1100055197 is about 1032.2973814602.

The spelling of 1100055197 in words is "one billion, one hundred million, fifty-five thousand, one hundred ninety-seven".