136853453 has 4 divisors (see below), whose sum is σ = 149294688. Its totient is φ = 124412220.

The previous prime is 136853429. The next prime is 136853459. The reversal of 136853453 is 354358631.

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 a cyclic number.

It is not a de Polignac number, because 136853453 - 2⁶ = 136853389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136853459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6220601 + ... + 6220622.

It is an arithmetic number, because the mean of its divisors is an integer number (37323672).

Almost surely, 2^136853453 is an apocalyptic number.

It is an amenable number.

136853453 is a deficient number, since it is larger than the sum of its proper divisors (12441235).

136853453 is a wasteful number, since it uses less digits than its factorization.

136853453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12441234.

The product of its digits is 129600, while the sum is 38.

The square root of 136853453 is about 11698.4380581341. The cubic root of 136853453 is about 515.3297953590.

The spelling of 136853453 in words is "one hundred thirty-six million, eight hundred fifty-three thousand, four hundred fifty-three".