11151401 has 2 divisors, whose sum is σ = 11151402. Its totient is φ = 11151400.

The previous prime is 11151397. The next prime is 11151419. The reversal of 11151401 is 10415111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6635776 + 4515625 = 2576^2 + 2125^2 .

It is a cyclic number.

It is not a de Polignac number, because 11151401 - 2² = 11151397 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11151421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5575700 + 5575701.

It is an arithmetic number, because the mean of its divisors is an integer number (5575701).

Almost surely, 2^11151401 is an apocalyptic number.

It is an amenable number.

11151401 is a deficient number, since it is larger than the sum of its proper divisors (1).

11151401 is an equidigital number, since it uses as much as digits as its factorization.

11151401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20, while the sum is 14.

The square root of 11151401 is about 3339.3713480235. The cubic root of 11151401 is about 223.4137051388.

Adding to 11151401 its reverse (10415111), we get a palindrome (21566512).

The spelling of 11151401 in words is "eleven million, one hundred fifty-one thousand, four hundred one".