1123441501487 has 2 divisors, whose sum is σ = 1123441501488. Its totient is φ = 1123441501486.

The previous prime is 1123441501411. The next prime is 1123441501489. The reversal of 1123441501487 is 7841051443211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1123441501487 - 2²⁸ = 1123173066031 is a prime.

It is a super-2 number, since 2×1123441501487² (a number of 25 digits) contains 22 as substring.

Together with 1123441501489, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123441501489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561720750743 + 561720750744.

It is an arithmetic number, because the mean of its divisors is an integer number (561720750744).

Almost surely, 2^{1123441501487} is an apocalyptic number.

1123441501487 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123441501487 is an equidigital number, since it uses as much as digits as its factorization.

1123441501487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 107520, while the sum is 41.

Adding to 1123441501487 its reverse (7841051443211), we get a palindrome (8964492944698).

The spelling of 1123441501487 in words is "one trillion, one hundred twenty-three billion, four hundred forty-one million, five hundred one thousand, four hundred eighty-seven".