1101131430 has 48 divisors (see below), whose sum is σ = 3074183280. Its totient is φ = 251686848.

The previous prime is 1101131413. The next prime is 1101131513. The reversal of 1101131430 is 341311011.

It is a super-3 number, since 3×1101131430³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 373065 + ... + 376004.

It is an arithmetic number, because the mean of its divisors is an integer number (64045485).

Almost surely, 2^1101131430 is an apocalyptic number.

1101131430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1101131430 is an abundant number, since it is smaller than the sum of its proper divisors (1973051850).

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

1101131430 is a wasteful number, since it uses less digits than its factorization.

1101131430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749093 (or 749086 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 1101131430 is about 33183.3004687599. The cubic root of 1101131430 is about 1032.6339192377.

Adding to 1101131430 its reverse (341311011), we get a palindrome (1442442441).

The spelling of 1101131430 in words is "one billion, one hundred one million, one hundred thirty-one thousand, four hundred thirty".