1136721674 has 12 divisors (see below), whose sum is σ = 1874182002. Its totient is φ = 516691560.

The previous prime is 1136721661. The next prime is 1136721689. The reversal of 1136721674 is 4761276311.

It can be written as a sum of positive squares in only one way, i.e., 1136701225 + 20449 = 33715^2 + 143^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2348357 + ... + 2348840.

Almost surely, 2^1136721674 is an apocalyptic number.

1136721674 is a deficient number, since it is larger than the sum of its proper divisors (737460328).

1136721674 is a wasteful number, since it uses less digits than its factorization.

1136721674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4697221 (or 4697210 counting only the distinct ones).

The product of its digits is 42336, while the sum is 38.

The square root of 1136721674 is about 33715.3032612788. The cubic root of 1136721674 is about 1043.6415959989.

Adding to 1136721674 its reverse (4761276311), we get a palindrome (5897997985).

The spelling of 1136721674 in words is "one billion, one hundred thirty-six million, seven hundred twenty-one thousand, six hundred seventy-four".