1501500139 has 2 divisors, whose sum is σ = 1501500140. Its totient is φ = 1501500138.

The previous prime is 1501500109. The next prime is 1501500157. The reversal of 1501500139 is 9310051051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1501500139 - 2⁵ = 1501500107 is a prime.

It is not a weakly prime, because it can be changed into another prime (1501500109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750750069 + 750750070.

It is an arithmetic number, because the mean of its divisors is an integer number (750750070).

Almost surely, 2^1501500139 is an apocalyptic number.

1501500139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1501500139 is an equidigital number, since it uses as much as digits as its factorization.

1501500139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 675, while the sum is 25.

The square root of 1501500139 is about 38749.1953335808. The cubic root of 1501500139 is about 1145.0957221831.

The spelling of 1501500139 in words is "one billion, five hundred one million, five hundred thousand, one hundred thirty-nine".