1098987410 has 8 divisors (see below), whose sum is σ = 1978177356. Its totient is φ = 439594960.

The previous prime is 1098987367. The next prime is 1098987467. The reversal of 1098987410 is 147898901.

It can be written as a sum of positive squares in 2 ways, for example, as 1086163849 + 12823561 = 32957^2 + 3581^2 .

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

It is an alternating number because its digits alternate between odd and even.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54949361 + ... + 54949380.

Almost surely, 2^1098987410 is an apocalyptic number.

1098987410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1098987410 is a deficient number, since it is larger than the sum of its proper divisors (879189946).

1098987410 is a wasteful number, since it uses less digits than its factorization.

1098987410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109898748.

The product of its (nonzero) digits is 145152, while the sum is 47.

The square root of 1098987410 is about 33150.9790202341. The cubic root of 1098987410 is about 1031.9632677519.

The spelling of 1098987410 in words is "one billion, ninety-eight million, nine hundred eighty-seven thousand, four hundred ten".