1301365489 has 4 divisors (see below), whose sum is σ = 1302497280. Its totient is φ = 1300233700.

The previous prime is 1301365477. The next prime is 1301365519. The reversal of 1301365489 is 9845631031.

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 1301365489 - 2⁷ = 1301365361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1301365409) 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, 564169 + ... + 566470.

It is an arithmetic number, because the mean of its divisors is an integer number (325624320).

Almost surely, 2^1301365489 is an apocalyptic number.

It is an amenable number.

1301365489 is a deficient number, since it is larger than the sum of its proper divisors (1131791).

1301365489 is a wasteful number, since it uses less digits than its factorization.

1301365489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131790.

The product of its (nonzero) digits is 77760, while the sum is 40.

The square root of 1301365489 is about 36074.4437101946. The cubic root of 1301365489 is about 1091.7748737006.

The spelling of 1301365489 in words is "one billion, three hundred one million, three hundred sixty-five thousand, four hundred eighty-nine".