136452837 has 4 divisors (see below), whose sum is σ = 181937120. Its totient is φ = 90968556.

The previous prime is 136452821. The next prime is 136452847. The reversal of 136452837 is 738254631.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 136452837 - 2⁴ = 136452821 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136452795 and 136452804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136452817) 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 3 ways as a sum of consecutive naturals, for example, 22742137 + ... + 22742142.

It is an arithmetic number, because the mean of its divisors is an integer number (45484280).

Almost surely, 2^136452837 is an apocalyptic number.

It is an amenable number.

136452837 is a deficient number, since it is larger than the sum of its proper divisors (45484283).

136452837 is an equidigital number, since it uses as much as digits as its factorization.

136452837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45484282.

The product of its digits is 120960, while the sum is 39.

The square root of 136452837 is about 11681.3028811002. The cubic root of 136452837 is about 514.8264561206.

The spelling of 136452837 in words is "one hundred thirty-six million, four hundred fifty-two thousand, eight hundred thirty-seven".