11381023 has 2 divisors, whose sum is σ = 11381024. Its totient is φ = 11381022.

The previous prime is 11381011. The next prime is 11381033. The reversal of 11381023 is 32018311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11381023 - 2¹³ = 11372831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11381033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5690511 + 5690512.

It is an arithmetic number, because the mean of its divisors is an integer number (5690512).

Almost surely, 2^11381023 is an apocalyptic number.

11381023 is a deficient number, since it is larger than the sum of its proper divisors (1).

11381023 is an equidigital number, since it uses as much as digits as its factorization.

11381023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 11381023 is about 3373.5771815685. The cubic root of 11381023 is about 224.9367591813.

Adding to 11381023 its reverse (32018311), we get a palindrome (43399334).

The spelling of 11381023 in words is "eleven million, three hundred eighty-one thousand, twenty-three".