1341591489 has 24 divisors (see below), whose sum is σ = 2221844352. Its totient is φ = 764147520.

The previous prime is 1341591487. The next prime is 1341591521. The reversal of 1341591489 is 9841951431.

1341591489 is a `hidden beast` number, since 13 + 4 + 1 + 591 + 48 + 9 = 666.

It is not a de Polignac number, because 1341591489 - 2¹ = 1341591487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1341591487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14644 + ... + 53829.

It is an arithmetic number, because the mean of its divisors is an integer number (92576848).

Almost surely, 2^1341591489 is an apocalyptic number.

It is an amenable number.

1341591489 is a deficient number, since it is larger than the sum of its proper divisors (880252863).

1341591489 is a wasteful number, since it uses less digits than its factorization.

1341591489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68797 (or 68794 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The square root of 1341591489 is about 36627.7420680009. The cubic root of 1341591489 is about 1102.9100601847.

The spelling of 1341591489 in words is "one billion, three hundred forty-one million, five hundred ninety-one thousand, four hundred eighty-nine".