11280302 has 8 divisors (see below), whose sum is σ = 18458712. Its totient is φ = 5127400.

The previous prime is 11280287. The next prime is 11280307. The reversal of 11280302 is 20308211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11280302² = 254490426422408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11280307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 256349 + ... + 256392.

It is an arithmetic number, because the mean of its divisors is an integer number (2307339).

Almost surely, 2^11280302 is an apocalyptic number.

11280302 is a deficient number, since it is larger than the sum of its proper divisors (7178410).

11280302 is a wasteful number, since it uses less digits than its factorization.

11280302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512754.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 11280302 is about 3358.6160840441. The cubic root of 11280302 is about 224.2712355301.

Adding to 11280302 its reverse (20308211), we get a palindrome (31588513).

The spelling of 11280302 in words is "eleven million, two hundred eighty thousand, three hundred two".