11239402 has 4 divisors (see below), whose sum is σ = 16859106. Its totient is φ = 5619700.

The previous prime is 11239399. The next prime is 11239411. The reversal of 11239402 is 20493211.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 11229201 + 10201 = 3351^2 + 101^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2809849 + ... + 2809852.

Almost surely, 2^11239402 is an apocalyptic number.

11239402 is a deficient number, since it is larger than the sum of its proper divisors (5619704).

11239402 is an equidigital number, since it uses as much as digits as its factorization.

11239402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5619703.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 11239402 is about 3352.5217374388. The cubic root of 11239402 is about 223.9998538477. Note that the first 3 decimals are identical.

Adding to 11239402 its sum of digits (22), we get a cube (11239424 = 224³).

The spelling of 11239402 in words is "eleven million, two hundred thirty-nine thousand, four hundred two".