1501330273 has 2 divisors, whose sum is σ = 1501330274. Its totient is φ = 1501330272.

The previous prime is 1501330249. The next prime is 1501330283. The reversal of 1501330273 is 3720331051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1482866064 + 18464209 = 38508^2 + 4297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1501330273 is a prime.

It is not a weakly prime, because it can be changed into another prime (1501330283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750665136 + 750665137.

It is an arithmetic number, because the mean of its divisors is an integer number (750665137).

Almost surely, 2^1501330273 is an apocalyptic number.

It is an amenable number.

1501330273 is a deficient number, since it is larger than the sum of its proper divisors (1).

1501330273 is an equidigital number, since it uses as much as digits as its factorization.

1501330273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 1501330273 is about 38747.0034067152. The cubic root of 1501330273 is about 1145.0525386671.

The spelling of 1501330273 in words is "one billion, five hundred one million, three hundred thirty thousand, two hundred seventy-three".