1101423443 has 2 divisors, whose sum is σ = 1101423444. Its totient is φ = 1101423442.

The previous prime is 1101423413. The next prime is 1101423461. The reversal of 1101423443 is 3443241011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1101423443 - 2¹⁴ = 1101407059 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101423413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550711721 + 550711722.

It is an arithmetic number, because the mean of its divisors is an integer number (550711722).

Almost surely, 2^1101423443 is an apocalyptic number.

1101423443 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101423443 is an equidigital number, since it uses as much as digits as its factorization.

1101423443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1101423443 is about 33187.7001764208. The cubic root of 1101423443 is about 1032.7251938027.

Adding to 1101423443 its reverse (3443241011), we get a palindrome (4544664454).

The spelling of 1101423443 in words is "one billion, one hundred one million, four hundred twenty-three thousand, four hundred forty-three".