1202484649 has 4 divisors (see below), whose sum is σ = 1202827780. Its totient is φ = 1202141520.

The previous prime is 1202484611. The next prime is 1202484671. The reversal of 1202484649 is 9464842021.

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

It can be written as a sum of positive squares in 2 ways, for example, as 185831424 + 1016653225 = 13632^2 + 31885^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202484649 - 2²¹ = 1200387497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202424649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166254 + ... + 173335.

It is an arithmetic number, because the mean of its divisors is an integer number (300706945).

Almost surely, 2^1202484649 is an apocalyptic number.

It is an amenable number.

1202484649 is a deficient number, since it is larger than the sum of its proper divisors (343131).

1202484649 is an equidigital number, since it uses as much as digits as its factorization.

1202484649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343130.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 1202484649 is about 34676.8604259382. The cubic root of 1202484649 is about 1063.3914895544.

The spelling of 1202484649 in words is "one billion, two hundred two million, four hundred eighty-four thousand, six hundred forty-nine".