1098364461 has 4 divisors (see below), whose sum is σ = 1464485952. Its totient is φ = 732242972.

The previous prime is 1098364439. The next prime is 1098364469. The reversal of 1098364461 is 1644638901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1098364461 - 2⁵ = 1098364429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1098364469) 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 3 ways as a sum of consecutive naturals, for example, 183060741 + ... + 183060746.

It is an arithmetic number, because the mean of its divisors is an integer number (366121488).

Almost surely, 2^1098364461 is an apocalyptic number.

It is an amenable number.

1098364461 is a deficient number, since it is larger than the sum of its proper divisors (366121491).

1098364461 is an equidigital number, since it uses as much as digits as its factorization.

1098364461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366121490.

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 1098364461 is about 33141.5820533661. The cubic root of 1098364461 is about 1031.7682451993.

The spelling of 1098364461 in words is "one billion, ninety-eight million, three hundred sixty-four thousand, four hundred sixty-one".