134995986724 has 9 divisors (see below), whose sum is σ = 236244262737. Its totient is φ = 67497625944.

The previous prime is 134995986709. The next prime is 134995986733. The reversal of 134995986724 is 427689599431.

The square root of 134995986724 is 367418.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 118968426724 + 16027560000 = 344918^2 + 126600^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 134995986724.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 642982 + ... + 826690.

Almost surely, 2^134995986724 is an apocalyptic number.

134995986724 is the 367418-th square number.

It is an amenable number.

134995986724 is a deficient number, since it is larger than the sum of its proper divisors (101248276013).

134995986724 is an frugal number, since it uses more digits than its factorization.

134995986724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367422 (or 183711 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 67.

The spelling of 134995986724 in words is "one hundred thirty-four billion, nine hundred ninety-five million, nine hundred eighty-six thousand, seven hundred twenty-four".