1423255311 has 6 divisors (see below), whose sum is σ = 2055813240. Its totient is φ = 948836868.

The previous prime is 1423255307. The next prime is 1423255321. The reversal of 1423255311 is 1135523241.

It is not a de Polignac number, because 1423255311 - 2² = 1423255307 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423255321) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 79069731 + ... + 79069748.

It is an arithmetic number, because the mean of its divisors is an integer number (342635540).

Almost surely, 2^1423255311 is an apocalyptic number.

1423255311 is a deficient number, since it is larger than the sum of its proper divisors (632557929).

1423255311 is a wasteful number, since it uses less digits than its factorization.

1423255311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158139485 (or 158139482 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 1423255311 is about 37726.0561283578. The cubic root of 1423255311 is about 1124.8491151717.

Adding to 1423255311 its reverse (1135523241), we get a palindrome (2558778552).

The spelling of 1423255311 in words is "one billion, four hundred twenty-three million, two hundred fifty-five thousand, three hundred eleven".