1398144411 has 12 divisors (see below), whose sum is σ = 2019866992. Its totient is φ = 931946256.

The previous prime is 1398144373. The next prime is 1398144457. The reversal of 1398144411 is 1144418931.

1398144411 is a `hidden beast` number, since 13 + 98 + 144 + 411 = 666.

It is not a de Polignac number, because 1398144411 - 2⁶ = 1398144347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1398144211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97005 + ... + 110481.

Almost surely, 2^1398144411 is an apocalyptic number.

1398144411 is a deficient number, since it is larger than the sum of its proper divisors (621722581).

1398144411 is a wasteful number, since it uses less digits than its factorization.

1398144411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25010 (or 25007 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 1398144411 is about 37391.7692948595. The cubic root of 1398144411 is about 1118.1944790609.

The spelling of 1398144411 in words is "one billion, three hundred ninety-eight million, one hundred forty-four thousand, four hundred eleven".