1501250669 has 2 divisors, whose sum is σ = 1501250670. Its totient is φ = 1501250668.

The previous prime is 1501250659. The next prime is 1501250677. The reversal of 1501250669 is 9660521051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1307762569 + 193488100 = 36163^2 + 13910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1501250669 is a prime.

It is a super-2 number, since 2×1501250669² = 4507507142345895122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1501250659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 750625334 + 750625335.

It is an arithmetic number, because the mean of its divisors is an integer number (750625335).

Almost surely, 2^1501250669 is an apocalyptic number.

It is an amenable number.

1501250669 is a deficient number, since it is larger than the sum of its proper divisors (1).

1501250669 is an equidigital number, since it uses as much as digits as its factorization.

1501250669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16200, while the sum is 35.

The square root of 1501250669 is about 38745.9761652742. The cubic root of 1501250669 is about 1145.0323005323.

The spelling of 1501250669 in words is "one billion, five hundred one million, two hundred fifty thousand, six hundred sixty-nine".