45136066 has 4 divisors (see below), whose sum is σ = 67704102. Its totient is φ = 22568032.

The previous prime is 45136009. The next prime is 45136073. The reversal of 45136066 is 66063154.

45136066 = T₅₄₈₄ + T₅₄₈₅ + T₅₄₈₆.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66063154 = 2 ⋅33031577.

It can be written as a sum of positive squares in only one way, i.e., 31036041 + 14100025 = 5571^2 + 3755^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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 as a sum of consecutive naturals, namely, 11284015 + ... + 11284018.

Almost surely, 2^45136066 is an apocalyptic number.

45136066 is the 5486-th centered triangular number.

45136066 is a deficient number, since it is larger than the sum of its proper divisors (22568036).

45136066 is a wasteful number, since it uses less digits than its factorization.

45136066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22568035.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 45136066 is about 6718.3380385330. The cubic root of 45136066 is about 356.0474676848.

The spelling of 45136066 in words is "forty-five million, one hundred thirty-six thousand, sixty-six".