1087201673 has 16 divisors (see below), whose sum is σ = 1146985920. Its totient is φ = 1029384000.

The previous prime is 1087201669. The next prime is 1087201681. The reversal of 1087201673 is 3761027801.

It is a cyclic number.

It is not a de Polignac number, because 1087201673 - 2² = 1087201669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1087201613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218018 + ... + 222948.

It is an arithmetic number, because the mean of its divisors is an integer number (71686620).

Almost surely, 2^1087201673 is an apocalyptic number.

It is an amenable number.

1087201673 is a deficient number, since it is larger than the sum of its proper divisors (59784247).

1087201673 is a wasteful number, since it uses less digits than its factorization.

1087201673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5128.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 1087201673 is about 32972.7413631321. The cubic root of 1087201673 is about 1028.2610154558.

The spelling of 1087201673 in words is "one billion, eighty-seven million, two hundred one thousand, six hundred seventy-three".