1016761287 has 8 divisors (see below), whose sum is σ = 1355835136. Its totient is φ = 677764152.

The previous prime is 1016761271. The next prime is 1016761331. The reversal of 1016761287 is 7821676101.

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

It is not a de Polignac number, because 1016761287 - 2⁴ = 1016761271 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 (1016762287) 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 7 ways as a sum of consecutive naturals, for example, 29148 + ... + 53694.

It is an arithmetic number, because the mean of its divisors is an integer number (169479392).

Almost surely, 2^1016761287 is an apocalyptic number.

1016761287 is a deficient number, since it is larger than the sum of its proper divisors (339073849).

1016761287 is a wasteful number, since it uses less digits than its factorization.

1016761287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38357.

The product of its (nonzero) digits is 28224, while the sum is 39.

The square root of 1016761287 is about 31886.6945135428. The cubic root of 1016761287 is about 1005.5561674946.

The spelling of 1016761287 in words is "one billion, sixteen million, seven hundred sixty-one thousand, two hundred eighty-seven".