1483480981 has 4 divisors (see below), whose sum is σ = 1487613600. Its totient is φ = 1479348364.

The previous prime is 1483480919. The next prime is 1483480987. The reversal of 1483480981 is 1890843841.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1890843841 = 283 ⋅6681427.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1483480981 is a prime.

It is a super-2 number, since 2×1483480981² = 4401431641977444722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1483480987) 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, 2065771 + ... + 2066488.

It is an arithmetic number, because the mean of its divisors is an integer number (371903400).

Almost surely, 2^1483480981 is an apocalyptic number.

It is an amenable number.

1483480981 is a deficient number, since it is larger than the sum of its proper divisors (4132619).

1483480981 is an equidigital number, since it uses as much as digits as its factorization.

1483480981 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4132618.

The product of its (nonzero) digits is 221184, while the sum is 46.

The square root of 1483480981 is about 38515.9834484335. The cubic root of 1483480981 is about 1140.4965983051.

The spelling of 1483480981 in words is "one billion, four hundred eighty-three million, four hundred eighty thousand, nine hundred eighty-one".