1098134201 has 4 divisors (see below), whose sum is σ = 1124918004. Its totient is φ = 1071350400.

The previous prime is 1098134183. The next prime is 1098134249. The reversal of 1098134201 is 1024318901.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 657973801 + 440160400 = 25651^2 + 20980^2 .

It is a cyclic number.

It is not a de Polignac number, because 1098134201 - 2²⁶ = 1031025337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1098134251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13391840 + ... + 13391921.

It is an arithmetic number, because the mean of its divisors is an integer number (281229501).

Almost surely, 2^1098134201 is an apocalyptic number.

It is an amenable number.

1098134201 is a deficient number, since it is larger than the sum of its proper divisors (26783803).

1098134201 is an equidigital number, since it uses as much as digits as its factorization.

1098134201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26783802.

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 1098134201 is about 33138.1079876326. The cubic root of 1098134201 is about 1031.6961405479.

The spelling of 1098134201 in words is "one billion, ninety-eight million, one hundred thirty-four thousand, two hundred one".