1111202406 has 24 divisors (see below), whose sum is σ = 2408702400. Its totient is φ = 370232016.

The previous prime is 1111202363. The next prime is 1111202429. The reversal of 1111202406 is 6042021111.

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

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 11 ways as a sum of consecutive naturals, for example, 30316 + ... + 56048.

It is an arithmetic number, because the mean of its divisors is an integer number (100362600).

Almost surely, 2^1111202406 is an apocalyptic number.

1111202406 is an abundant number, since it is smaller than the sum of its proper divisors (1297499994).

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

1111202406 is a wasteful number, since it uses less digits than its factorization.

1111202406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28140 (or 28137 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

The square root of 1111202406 is about 33334.7027285380. The cubic root of 1111202406 is about 1035.7725353190.

Adding to 1111202406 its reverse (6042021111), we get a palindrome (7153223517).

It can be divided in two parts, 111120 and 2406, that added together give a triangular number (113526 = T₄₇₆).

The spelling of 1111202406 in words is "one billion, one hundred eleven million, two hundred two thousand, four hundred six".