1016126506 has 4 divisors (see below), whose sum is σ = 1524189762. Its totient is φ = 508063252.

The previous prime is 1016126473. The next prime is 1016126539. The reversal of 1016126506 is 6056216101.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1016126473) and next prime (1016126539).

It can be written as a sum of positive squares in only one way, i.e., 641355625 + 374770881 = 25325^2 + 19359^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 254031625 + ... + 254031628.

Almost surely, 2^1016126506 is an apocalyptic number.

1016126506 is a deficient number, since it is larger than the sum of its proper divisors (508063256).

1016126506 is an equidigital number, since it uses as much as digits as its factorization.

1016126506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508063255.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 1016126506 is about 31876.7392623524. The cubic root of 1016126506 is about 1005.3468621119.

The spelling of 1016126506 in words is "one billion, sixteen million, one hundred twenty-six thousand, five hundred six".