1484965691 has 16 divisors (see below), whose sum is σ = 1805535360. Its totient is φ = 1203684480.

The previous prime is 1484965687. The next prime is 1484965693. The reversal of 1484965691 is 1965694841.

It is a cyclic number.

It is not a de Polignac number, because 1484965691 - 2² = 1484965687 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1484965693) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205421 + ... + 212526.

It is an arithmetic number, because the mean of its divisors is an integer number (112845960).

Almost surely, 2^1484965691 is an apocalyptic number.

1484965691 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1484965691 is a deficient number, since it is larger than the sum of its proper divisors (320569669).

1484965691 is a wasteful number, since it uses less digits than its factorization.

1484965691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417994.

The product of its digits is 1866240, while the sum is 53.

The square root of 1484965691 is about 38535.2525747529. The cubic root of 1484965691 is about 1140.8769519321.

The spelling of 1484965691 in words is "one billion, four hundred eighty-four million, nine hundred sixty-five thousand, six hundred ninety-one".