3540820315 has 4 divisors (see below), whose sum is σ = 4248984384. Its totient is φ = 2832656248.

The previous prime is 3540820303. The next prime is 3540820319. The reversal of 3540820315 is 5130280453.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3540820315 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3540820319) 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, 354082027 + ... + 354082036.

It is an arithmetic number, because the mean of its divisors is an integer number (1062246096).

Almost surely, 2^3540820315 is an apocalyptic number.

3540820315 is a deficient number, since it is larger than the sum of its proper divisors (708164069).

3540820315 is an equidigital number, since it uses as much as digits as its factorization.

3540820315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708164068.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 3540820315 is about 59504.7923700268. The cubic root of 3540820315 is about 1524.1742823662.

The spelling of 3540820315 in words is "three billion, five hundred forty million, eight hundred twenty thousand, three hundred fifteen".