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11438923 is a prime number
BaseRepresentation
bin101011101000…
…101101001011
3210112011020211
4223220231023
510412021143
61045101551
7166141426
oct53505513
923464224
1011438923
116503261
1239b78b7
1324a67c2
14173a9bd
15100e49d
hexae8b4b

11438923 has 2 divisors, whose sum is σ = 11438924. Its totient is φ = 11438922.

The previous prime is 11438899. The next prime is 11438927. The reversal of 11438923 is 32983411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11438923 - 217 = 11307851 is a prime.

It is not a weakly prime, because it can be changed into another prime (11438927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5719461 + 5719462.

It is an arithmetic number, because the mean of its divisors is an integer number (5719462).

Almost surely, 211438923 is an apocalyptic number.

11438923 is a deficient number, since it is larger than the sum of its proper divisors (1).

11438923 is an equidigital number, since it uses as much as digits as its factorization.

11438923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 31.

The square root of 11438923 is about 3382.1476904476. The cubic root of 11438923 is about 225.3175631059.

The spelling of 11438923 in words is "eleven million, four hundred thirty-eight thousand, nine hundred twenty-three".