136451445 has 48 divisors (see below), whose sum is σ = 248938560. Its totient is φ = 63618048.

The previous prime is 136451417. The next prime is 136451453. The reversal of 136451445 is 544154631.

It is not a de Polignac number, because 136451445 - 2⁷ = 136451317 is a prime.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 46749 + ... + 49581.

It is an arithmetic number, because the mean of its divisors is an integer number (5186220).

Almost surely, 2^136451445 is an apocalyptic number.

136451445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136451445 is a deficient number, since it is larger than the sum of its proper divisors (112487115).

136451445 is a wasteful number, since it uses less digits than its factorization.

136451445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2886 (or 2873 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 136451445 is about 11681.2432985535. The cubic root of 136451445 is about 514.8247054769.

The spelling of 136451445 in words is "one hundred thirty-six million, four hundred fifty-one thousand, four hundred forty-five".