3640151 has 2 divisors, whose sum is σ = 3640152. Its totient is φ = 3640150.

The previous prime is 3640121. The next prime is 3640163. The reversal of 3640151 is 1510463.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3640151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3640121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1820075 + 1820076.

It is an arithmetic number, because the mean of its divisors is an integer number (1820076).

Almost surely, 2^3640151 is an apocalyptic number.

3640151 is a deficient number, since it is larger than the sum of its proper divisors (1).

3640151 is an equidigital number, since it uses as much as digits as its factorization.

3640151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 3640151 is about 1907.9179751761. The cubic root of 3640151 is about 153.8295606912.

The spelling of 3640151 in words is "three million, six hundred forty thousand, one hundred fifty-one".