1003200049 has 2 divisors, whose sum is σ = 1003200050. Its totient is φ = 1003200048.

The previous prime is 1003199957. The next prime is 1003200053. The reversal of 1003200049 is 9400023001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 778410000 + 224790049 = 27900^2 + 14993^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003200049 - 2¹³ = 1003191857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1003199999 and 1003200035.

It is not a weakly prime, because it can be changed into another prime (1003203049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501600024 + 501600025.

It is an arithmetic number, because the mean of its divisors is an integer number (501600025).

Almost surely, 2^1003200049 is an apocalyptic number.

It is an amenable number.

1003200049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003200049 is an equidigital number, since it uses as much as digits as its factorization.

1003200049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1003200049 is about 31673.3334052480. Note that the first 3 decimals coincide. The cubic root of 1003200049 is about 1001.0655472059.

The spelling of 1003200049 in words is "one billion, three million, two hundred thousand, forty-nine".