2124947546 has 4 divisors (see below), whose sum is σ = 3187421322. Its totient is φ = 1062473772.

The previous prime is 2124947533. The next prime is 2124947611. The reversal of 2124947546 is 6457494212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1952314225 + 172633321 = 44185^2 + 13139^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2124947497 and 2124947506.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 531236885 + ... + 531236888.

Almost surely, 2^2124947546 is an apocalyptic number.

2124947546 is a deficient number, since it is larger than the sum of its proper divisors (1062473776).

2124947546 is a wasteful number, since it uses less digits than its factorization.

2124947546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1062473775.

The product of its digits is 483840, while the sum is 44.

The square root of 2124947546 is about 46097.1533394417. The cubic root of 2124947546 is about 1285.6302168888.

The spelling of 2124947546 in words is "two billion, one hundred twenty-four million, nine hundred forty-seven thousand, five hundred forty-six".