1494520136 has 16 divisors (see below), whose sum is σ = 2802699900. Its totient is φ = 747133504.

The previous prime is 1494520127. The next prime is 1494520171. The reversal of 1494520136 is 6310254941.

It can be written as a sum of positive squares in 2 ways, for example, as 1155592036 + 338928100 = 33994^2 + 18410^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1494520096 and 1494520105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50930 + ... + 74718.

Almost surely, 2^1494520136 is an apocalyptic number.

It is an amenable number.

1494520136 is a deficient number, since it is larger than the sum of its proper divisors (1308179764).

1494520136 is a wasteful number, since it uses less digits than its factorization.

1494520136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31648 (or 31644 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1494520136 is about 38659.0239918185. The cubic root of 1494520136 is about 1143.3185686218.

The spelling of 1494520136 in words is "one billion, four hundred ninety-four million, five hundred twenty thousand, one hundred thirty-six".