1087277671 has 8 divisors (see below), whose sum is σ = 1117078704. Its totient is φ = 1057498560.

The previous prime is 1087277651. The next prime is 1087277707. The reversal of 1087277671 is 1767727801.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1087277671 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 (1087277651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174276 + ... + 180406.

It is an arithmetic number, because the mean of its divisors is an integer number (139634838).

Almost surely, 2^1087277671 is an apocalyptic number.

1087277671 is a deficient number, since it is larger than the sum of its proper divisors (29801033).

1087277671 is an equidigital number, since it uses as much as digits as its factorization.

1087277671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10961.

The product of its (nonzero) digits is 230496, while the sum is 46.

The square root of 1087277671 is about 32973.8937797768. The cubic root of 1087277671 is about 1028.2849741998.

The spelling of 1087277671 in words is "one billion, eighty-seven million, two hundred seventy-seven thousand, six hundred seventy-one".