1587241166 has 48 divisors (see below), whose sum is σ = 2845368864. Its totient is φ = 650431488.

The previous prime is 1587241163. The next prime is 1587241169. The reversal of 1587241166 is 6611427851.

It is an interprime number because it is at equal distance from previous prime (1587241163) and next prime (1587241169).

Its product of digits (80640) is a multiple of the sum of its prime divisors (1344).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1587241163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1329866 + ... + 1331058.

It is an arithmetic number, because the mean of its divisors is an integer number (59278518).

Almost surely, 2^1587241166 is an apocalyptic number.

1587241166 is a deficient number, since it is larger than the sum of its proper divisors (1258127698).

1587241166 is a wasteful number, since it uses less digits than its factorization.

1587241166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373 (or 1344 counting only the distinct ones).

The product of its digits is 80640, while the sum is 41.

The square root of 1587241166 is about 39840.1953559467. The cubic root of 1587241166 is about 1166.4898732741.

The spelling of 1587241166 in words is "one billion, five hundred eighty-seven million, two hundred forty-one thousand, one hundred sixty-six".