136354637 has 8 divisors (see below), whose sum is σ = 147100536. Its totient is φ = 125911552.

The previous prime is 136354627. The next prime is 136354639. The reversal of 136354637 is 736453631.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 101082916 + 35271721 = 10054^2 + 5939^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 136354637 - 2⁶ = 136354573 is a prime.

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 136354637.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136354639) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 74768 + ... + 76569.

It is an arithmetic number, because the mean of its divisors is an integer number (18387567).

Almost surely, 2^136354637 is an apocalyptic number.

136354637 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

136354637 is a deficient number, since it is larger than the sum of its proper divisors (10745899).

136354637 is a wasteful number, since it uses less digits than its factorization.

136354637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151407.

The product of its digits is 136080, while the sum is 38.

The square root of 136354637 is about 11677.0988263352. The cubic root of 136354637 is about 514.7029260382.

The spelling of 136354637 in words is "one hundred thirty-six million, three hundred fifty-four thousand, six hundred thirty-seven".