1101623130 has 144 divisors (see below), whose sum is σ = 3033718272. Its totient is φ = 277214400.

The previous prime is 1101623129. The next prime is 1101623141. The reversal of 1101623130 is 313261011.

1101623130 is a `hidden beast` number, since 1 + 10 + 1 + 623 + 1 + 30 = 666.

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 71 ways as a sum of consecutive naturals, for example, 4064895 + ... + 4065165.

It is an arithmetic number, because the mean of its divisors is an integer number (21067488).

Almost surely, 2^1101623130 is an apocalyptic number.

1101623130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101623130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1516859136).

1101623130 is an abundant number, since it is smaller than the sum of its proper divisors (1932095142).

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

1101623130 is a wasteful number, since it uses less digits than its factorization.

1101623130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1101623130 is about 33190.7084889732. The cubic root of 1101623130 is about 1032.7876007228.

Adding to 1101623130 its reverse (313261011), we get a palindrome (1414884141).

The spelling of 1101623130 in words is "one billion, one hundred one million, six hundred twenty-three thousand, one hundred thirty".