1006306157 has 2 divisors, whose sum is σ = 1006306158. Its totient is φ = 1006306156.

The previous prime is 1006306153. The next prime is 1006306163. The reversal of 1006306157 is 7516036001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 687540841 + 318765316 = 26221^2 + 17854^2 .

It is a cyclic number.

It is not a de Polignac number, because 1006306157 - 2² = 1006306153 is a prime.

It is a super-2 number, since 2×1006306157² = 2025304163232217298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1006306153) 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, 503153078 + 503153079.

It is an arithmetic number, because the mean of its divisors is an integer number (503153079).

Almost surely, 2^1006306157 is an apocalyptic number.

It is an amenable number.

1006306157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1006306157 is an equidigital number, since it uses as much as digits as its factorization.

1006306157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1006306157 is about 31722.3289970960. The cubic root of 1006306157 is about 1002.0976491248.

The spelling of 1006306157 in words is "one billion, six million, three hundred six thousand, one hundred fifty-seven".