11402011 has 2 divisors, whose sum is σ = 11402012. Its totient is φ = 11402010.

The previous prime is 11402003. The next prime is 11402023. The reversal of 11402011 is 11020411.

It is a weak prime.

It is an emirp because it is prime and its reverse (11020411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11402011 - 2³ = 11402003 is a prime.

It is not a weakly prime, because it can be changed into another prime (11402311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5701005 + 5701006.

It is an arithmetic number, because the mean of its divisors is an integer number (5701006).

Almost surely, 2^11402011 is an apocalyptic number.

11402011 is a deficient number, since it is larger than the sum of its proper divisors (1).

11402011 is an equidigital number, since it uses as much as digits as its factorization.

11402011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 11402011 is about 3376.6863934929. The cubic root of 11402011 is about 225.0749445815.

Adding to 11402011 its reverse (11020411), we get a palindrome (22422422).

The spelling of 11402011 in words is "eleven million, four hundred two thousand, eleven".