1223489395087 has 8 divisors (see below), whose sum is σ = 1235625733152. Its totient is φ = 1211353500000.

The previous prime is 1223489395067. The next prime is 1223489395103. The reversal of 1223489395087 is 7805939843221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1223489395087 - 2²³ = 1223481006479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1223489395067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9926337 + ... + 10048837.

It is an arithmetic number, because the mean of its divisors is an integer number (154453216644).

Almost surely, 2^{1223489395087} is an apocalyptic number.

1223489395087 is a deficient number, since it is larger than the sum of its proper divisors (12136338065).

1223489395087 is a wasteful number, since it uses less digits than its factorization.

1223489395087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221489.

The product of its (nonzero) digits is 26127360, while the sum is 61.

The spelling of 1223489395087 in words is "one trillion, two hundred twenty-three billion, four hundred eighty-nine million, three hundred ninety-five thousand, eighty-seven".