1615000241 has 2 divisors, whose sum is σ = 1615000242. Its totient is φ = 1615000240.

The previous prime is 1615000213. The next prime is 1615000249. The reversal of 1615000241 is 1420005161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 900240016 + 714760225 = 30004^2 + 26735^2 .

It is a cyclic number.

It is not a de Polignac number, because 1615000241 - 2¹⁴ = 1614983857 is a prime.

It is not a weakly prime, because it can be changed into another prime (1615000249) by changing a digit.

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 as a sum of consecutive naturals, namely, 807500120 + 807500121.

It is an arithmetic number, because the mean of its divisors is an integer number (807500121).

Almost surely, 2^1615000241 is an apocalyptic number.

It is an amenable number.

1615000241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1615000241 is an equidigital number, since it uses as much as digits as its factorization.

1615000241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1615000241 is about 40187.0655932976. The cubic root of 1615000241 is about 1173.2508129935.

The spelling of 1615000241 in words is "one billion, six hundred fifteen million, two hundred forty-one", and thus it is an aban number.