1103201154 has 128 divisors (see below), whose sum is σ = 2784337920. Its totient is φ = 320760000.

The previous prime is 1103201149. The next prime is 1103201167. The reversal of 1103201154 is 4511023011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3332769 + ... + 3333099.

It is an arithmetic number, because the mean of its divisors is an integer number (21752640).

Almost surely, 2^1103201154 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103201154, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1392168960).

1103201154 is an abundant number, since it is smaller than the sum of its proper divisors (1681136766).

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

1103201154 is a wasteful number, since it uses less digits than its factorization.

1103201154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565 (or 559 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1103201154 is about 33214.4720566201. The cubic root of 1103201154 is about 1033.2805055430.

Adding to 1103201154 its reverse (4511023011), we get a palindrome (5614224165).

It can be divided in two parts, 1103201 and 154, that added together give a triangular number (1103355 = T₁₄₈₅).

The spelling of 1103201154 in words is "one billion, one hundred three million, two hundred one thousand, one hundred fifty-four".