1361113489 has 8 divisors (see below), whose sum is σ = 1367589888. Its totient is φ = 1354648320.

The previous prime is 1361113477. The next prime is 1361113499. The reversal of 1361113489 is 9843111631.

It is a happy number.

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 1361113489 - 2¹¹ = 1361111441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1361113499) 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, 327744 + ... + 331870.

It is an arithmetic number, because the mean of its divisors is an integer number (170948736).

Almost surely, 2^1361113489 is an apocalyptic number.

It is an amenable number.

1361113489 is a deficient number, since it is larger than the sum of its proper divisors (6476399).

1361113489 is a wasteful number, since it uses less digits than its factorization.

1361113489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5615.

The product of its digits is 15552, while the sum is 37.

The square root of 1361113489 is about 36893.2715952381. The cubic root of 1361113489 is about 1108.2339388935.

The spelling of 1361113489 in words is "one billion, three hundred sixty-one million, one hundred thirteen thousand, four hundred eighty-nine".