1483749621 has 12 divisors (see below), whose sum is σ = 2212329600. Its totient is φ = 957257640.

The previous prime is 1483749587. The next prime is 1483749629. The reversal of 1483749621 is 1269473841.

1483749621 is a `hidden beast` number, since 14 + 8 + 3 + 7 + 4 + 9 + 621 = 666.

It is not a de Polignac number, because 1483749621 - 2⁶ = 1483749557 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1483749629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2658771 + ... + 2659328.

It is an arithmetic number, because the mean of its divisors is an integer number (184360800).

Almost surely, 2^1483749621 is an apocalyptic number.

It is an amenable number.

1483749621 is a deficient number, since it is larger than the sum of its proper divisors (728579979).

1483749621 is a wasteful number, since it uses less digits than its factorization.

1483749621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5318136 (or 5318133 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 1483749621 is about 38519.4706739332. The cubic root of 1483749621 is about 1140.5654374112.

The spelling of 1483749621 in words is "one billion, four hundred eighty-three million, seven hundred forty-nine thousand, six hundred twenty-one".