1202149444 has 6 divisors (see below), whose sum is σ = 2103761534. Its totient is φ = 601074720.

The previous prime is 1202149427. The next prime is 1202149447. The reversal of 1202149444 is 4449412021.

It can be written as a sum of positive squares in only one way, i.e., 1194531844 + 7617600 = 34562^2 + 2760^2 .

It is not an unprimeable number, because it can be changed into a prime (1202149447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150268677 + ... + 150268684.

Almost surely, 2^1202149444 is an apocalyptic number.

It is an amenable number.

1202149444 is a deficient number, since it is larger than the sum of its proper divisors (901612090).

1202149444 is a wasteful number, since it uses less digits than its factorization.

1202149444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300537365 (or 300537363 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 1202149444 is about 34672.0268227861. The cubic root of 1202149444 is about 1063.2926699225.

The spelling of 1202149444 in words is "one billion, two hundred two million, one hundred forty-nine thousand, four hundred forty-four".