11428902 has 12 divisors (see below), whose sum is σ = 24762660. Its totient is φ = 3809628.

The previous prime is 11428897. The next prime is 11428903. The reversal of 11428902 is 20982411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11428903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 317452 + ... + 317487.

It is an arithmetic number, because the mean of its divisors is an integer number (2063555).

Almost surely, 2^11428902 is an apocalyptic number.

11428902 is an abundant number, since it is smaller than the sum of its proper divisors (13333758).

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

11428902 is a wasteful number, since it uses less digits than its factorization.

11428902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634947 (or 634944 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 11428902 is about 3380.6659107342. The cubic root of 11428902 is about 225.2517478491.

The spelling of 11428902 in words is "eleven million, four hundred twenty-eight thousand, nine hundred two".