1098272087 has 8 divisors (see below), whose sum is σ = 1199429760. Its totient is φ = 997333560.

The previous prime is 1098272083. The next prime is 1098272111. The reversal of 1098272087 is 7802728901.

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

It is a cyclic number.

It is not a de Polignac number, because 1098272087 - 2² = 1098272083 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 (1098272083) 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, 44213 + ... + 64430.

It is an arithmetic number, because the mean of its divisors is an integer number (149928720).

Almost surely, 2^1098272087 is an apocalyptic number.

1098272087 is a deficient number, since it is larger than the sum of its proper divisors (101157673).

1098272087 is a wasteful number, since it uses less digits than its factorization.

1098272087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109573.

The product of its (nonzero) digits is 112896, while the sum is 44.

The square root of 1098272087 is about 33140.1883971712. The cubic root of 1098272087 is about 1031.7393200003.

The spelling of 1098272087 in words is "one billion, ninety-eight million, two hundred seventy-two thousand, eighty-seven".