11213357 has 2 divisors, whose sum is σ = 11213358. Its totient is φ = 11213356.

The previous prime is 11213347. The next prime is 11213359. The reversal of 11213357 is 75331211.

11213357 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11162281 + 51076 = 3341^2 + 226^2 .

It is an emirp because it is prime and its reverse (75331211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11213357 - 2¹⁶ = 11147821 is a prime.

Together with 11213359, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 15.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11213359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606678 + 5606679.

It is an arithmetic number, because the mean of its divisors is an integer number (5606679).

Almost surely, 2^11213357 is an apocalyptic number.

It is an amenable number.

11213357 is a deficient number, since it is larger than the sum of its proper divisors (1).

11213357 is an equidigital number, since it uses as much as digits as its factorization.

11213357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 630, while the sum is 23.

The square root of 11213357 is about 3348.6350950798. The cubic root of 11213357 is about 223.8266955122.

Adding to 11213357 its reverse (75331211), we get a palindrome (86544568).

The spelling of 11213357 in words is "eleven million, two hundred thirteen thousand, three hundred fifty-seven".