136622145 has 16 divisors (see below), whose sum is σ = 238468032. Its totient is φ = 66240960.

The previous prime is 136622131. The next prime is 136622153. The reversal of 136622145 is 541226631.

It is not a de Polignac number, because 136622145 - 2¹¹ = 136620097 is a prime.

It is a super-2 number, since 2×136622145² = 37331221008802050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 413842 + ... + 414171.

It is an arithmetic number, because the mean of its divisors is an integer number (14904252).

Almost surely, 2^136622145 is an apocalyptic number.

136622145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136622145 is a deficient number, since it is larger than the sum of its proper divisors (101845887).

136622145 is a wasteful number, since it uses less digits than its factorization.

136622145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828032.

The product of its digits is 8640, while the sum is 30.

The square root of 136622145 is about 11688.5476001084. The cubic root of 136622145 is about 515.0392969668.

Adding to 136622145 its reverse (541226631), we get a palindrome (677848776).

The spelling of 136622145 in words is "one hundred thirty-six million, six hundred twenty-two thousand, one hundred forty-five".