1101478436 has 12 divisors (see below), whose sum is σ = 1963957212. Its totient is φ = 540347808.

The previous prime is 1101478397. The next prime is 1101478439. The reversal of 1101478436 is 6348741011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 517289536 + 584188900 = 22744^2 + 24170^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1101478396 and 1101478405.

It is not an unprimeable number, because it can be changed into a prime (1101478439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2597615 + ... + 2598038.

It is an arithmetic number, because the mean of its divisors is an integer number (163663101).

Almost surely, 2^1101478436 is an apocalyptic number.

It is an amenable number.

1101478436 is a deficient number, since it is larger than the sum of its proper divisors (862478776).

1101478436 is a wasteful number, since it uses less digits than its factorization.

1101478436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5195710 (or 5195708 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 1101478436 is about 33188.5286808560. The cubic root of 1101478436 is about 1032.7423811711.

The spelling of 1101478436 in words is "one billion, one hundred one million, four hundred seventy-eight thousand, four hundred thirty-six".