202054315 has 4 divisors (see below), whose sum is σ = 242465184. Its totient is φ = 161643448.

The previous prime is 202054309. The next prime is 202054337. The reversal of 202054315 is 513450202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 513450202 = 2 ⋅256725101.

It is a cyclic number.

It is not a de Polignac number, because 202054315 - 2¹¹ = 202052267 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20205427 + ... + 20205436.

It is an arithmetic number, because the mean of its divisors is an integer number (60616296).

Almost surely, 2^202054315 is an apocalyptic number.

202054315 is a deficient number, since it is larger than the sum of its proper divisors (40410869).

202054315 is an equidigital number, since it uses as much as digits as its factorization.

202054315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40410868.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 202054315 is about 14214.5810701547. The cubic root of 202054315 is about 586.7990154588.

The spelling of 202054315 in words is "two hundred two million, fifty-four thousand, three hundred fifteen".