1103553011 has 8 divisors (see below), whose sum is σ = 1274692464. Its totient is φ = 944216320.

The previous prime is 1103552981. The next prime is 1103553019.

1103553011 is nontrivially palindromic in base 10.

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 1103553011 - 2¹⁰ = 1103551987 is a prime.

It is a super-2 number, since 2×1103553011² = 2435658496174332242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103553019) 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, 2950490 + ... + 2950863.

It is an arithmetic number, because the mean of its divisors is an integer number (159336558).

Almost surely, 2^1103553011 is an apocalyptic number.

1103553011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1103553011 is a deficient number, since it is larger than the sum of its proper divisors (171139453).

1103553011 is a wasteful number, since it uses less digits than its factorization.

1103553011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5901381.

The product of its (nonzero) digits is 225, while the sum is 20.

The square root of 1103553011 is about 33219.7683766760. The cubic root of 1103553011 is about 1033.3903459930.

It can be divided in two parts, 11035 and 53011, that added together give a palindrome (64046).

The spelling of 1103553011 in words is "one billion, one hundred three million, five hundred fifty-three thousand, eleven".