1098712907 has 8 divisors (see below), whose sum is σ = 1182415392. Its totient is φ = 1017129600.

The previous prime is 1098712883. The next prime is 1098712913. The reversal of 1098712907 is 7092178901.

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 1098712907 - 2¹⁸ = 1098450763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1098712997) 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, 528719 + ... + 530792.

It is an arithmetic number, because the mean of its divisors is an integer number (147801924).

Almost surely, 2^1098712907 is an apocalyptic number.

1098712907 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1098712907 is a deficient number, since it is larger than the sum of its proper divisors (83702485).

1098712907 is a wasteful number, since it uses less digits than its factorization.

1098712907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059589.

The product of its (nonzero) digits is 63504, while the sum is 44.

The square root of 1098712907 is about 33146.8385671997. The cubic root of 1098712907 is about 1031.8773399852.

The spelling of 1098712907 in words is "one billion, ninety-eight million, seven hundred twelve thousand, nine hundred seven".