1587199242623 has 2 divisors, whose sum is σ = 1587199242624. Its totient is φ = 1587199242622.

The previous prime is 1587199242581. The next prime is 1587199242637. The reversal of 1587199242623 is 3262429917851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1587199242623 - 2⁸ = 1587199242367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1587199242683) 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 as a sum of consecutive naturals, namely, 793599621311 + 793599621312.

It is an arithmetic number, because the mean of its divisors is an integer number (793599621312).

Almost surely, 2^{1587199242623} is an apocalyptic number.

1587199242623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1587199242623 is an equidigital number, since it uses as much as digits as its factorization.

1587199242623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13063680, while the sum is 59.

The spelling of 1587199242623 in words is "one trillion, five hundred eighty-seven billion, one hundred ninety-nine million, two hundred forty-two thousand, six hundred twenty-three".