1087263105 has 16 divisors (see below), whose sum is σ = 1743884160. Its totient is φ = 578452608.

The previous prime is 1087263091. The next prime is 1087263113. The reversal of 1087263105 is 5013627801.

It is not a de Polignac number, because 1087263105 - 2¹³ = 1087254913 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82477 + ... + 94746.

It is an arithmetic number, because the mean of its divisors is an integer number (108992760).

Almost surely, 2^1087263105 is an apocalyptic number.

1087263105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1087263105 is a deficient number, since it is larger than the sum of its proper divisors (656621055).

1087263105 is a wasteful number, since it uses less digits than its factorization.

1087263105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177640.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 1087263105 is about 32973.6729073362. The cubic root of 1087263105 is about 1028.2803822830.

The spelling of 1087263105 in words is "one billion, eighty-seven million, two hundred sixty-three thousand, one hundred five".