1103401012 has 36 divisors (see below), whose sum is σ = 2249273124. Its totient is φ = 472241280.

The previous prime is 1103401009. The next prime is 1103401037. The reversal of 1103401012 is 2101043011.

It can be written as a sum of positive squares in 2 ways, for example, as 107619876 + 995781136 = 10374^2 + 31556^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1103400983 and 1103401001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 157488 + ... + 164344.

It is an arithmetic number, because the mean of its divisors is an integer number (62479809).

Almost surely, 2^1103401012 is an apocalyptic number.

It is an amenable number.

1103401012 is an abundant number, since it is smaller than the sum of its proper divisors (1145872112).

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

1103401012 is a wasteful number, since it uses less digits than its factorization.

1103401012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7696 (or 7687 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1103401012 is about 33217.4805185463. The cubic root of 1103401012 is about 1033.3428987899.

Adding to 1103401012 its reverse (2101043011), we get a palindrome (3204444023).

The spelling of 1103401012 in words is "one billion, one hundred three million, four hundred one thousand, twelve".