11401231423 has 2 divisors, whose sum is σ = 11401231424. Its totient is φ = 11401231422.

The previous prime is 11401231417. The next prime is 11401231427. The reversal of 11401231423 is 32413210411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11401231423 - 2²⁹ = 10864360511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11401231394 and 11401231403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11401231427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5700615711 + 5700615712.

It is an arithmetic number, because the mean of its divisors is an integer number (5700615712).

Almost surely, 2^11401231423 is an apocalyptic number.

11401231423 is a deficient number, since it is larger than the sum of its proper divisors (1).

11401231423 is an equidigital number, since it uses as much as digits as its factorization.

11401231423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11401231423 its reverse (32413210411), we get a palindrome (43814441834).

The spelling of 11401231423 in words is "eleven billion, four hundred one million, two hundred thirty-one thousand, four hundred twenty-three".