13140098 has 4 divisors (see below), whose sum is σ = 19710150. Its totient is φ = 6570048.

The previous prime is 13140089. The next prime is 13140109. The reversal of 13140098 is 89004131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89004131 = 31 ⋅2871101.

It can be written as a sum of positive squares in only one way, i.e., 12866569 + 273529 = 3587^2 + 523^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3285023 + ... + 3285026.

Almost surely, 2^13140098 is an apocalyptic number.

13140098 is a deficient number, since it is larger than the sum of its proper divisors (6570052).

13140098 is an equidigital number, since it uses as much as digits as its factorization.

13140098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6570051.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 13140098 is about 3624.9273096160. The cubic root of 13140098 is about 235.9751122850.

The spelling of 13140098 in words is "thirteen million, one hundred forty thousand, ninety-eight".