36057145 has 4 divisors (see below), whose sum is σ = 43268580. Its totient is φ = 28845712.

The previous prime is 36057143. The next prime is 36057149. The reversal of 36057145 is 54175063.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9709456 + 26347689 = 3116^2 + 5133^2 .

It is a cyclic number.

It is not a de Polignac number, because 36057145 - 2¹ = 36057143 is a prime.

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 not an unprimeable number, because it can be changed into a prime (36057143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3605710 + ... + 3605719.

It is an arithmetic number, because the mean of its divisors is an integer number (10817145).

Almost surely, 2^36057145 is an apocalyptic number.

It is an amenable number.

36057145 is a deficient number, since it is larger than the sum of its proper divisors (7211435).

36057145 is an equidigital number, since it uses as much as digits as its factorization.

36057145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7211434.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 36057145 is about 6004.7601950453. The cubic root of 36057145 is about 330.3673442243.

The spelling of 36057145 in words is "thirty-six million, fifty-seven thousand, one hundred forty-five".