1051616505 has 32 divisors (see below), whose sum is σ = 1698840576. Its totient is φ = 555470784.

The previous prime is 1051616483. The next prime is 1051616509. The reversal of 1051616505 is 5056161501.

It is not a de Polignac number, because 1051616505 - 2⁸ = 1051616249 is a prime.

It is a super-2 number, since 2×1051616505² = 2211794547176830050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051616509) 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 in 31 ways as a sum of consecutive naturals, for example, 935874 + ... + 936996.

It is an arithmetic number, because the mean of its divisors is an integer number (53088768).

Almost surely, 2^1051616505 is an apocalyptic number.

1051616505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1051616505 is a deficient number, since it is larger than the sum of its proper divisors (647224071).

1051616505 is a wasteful number, since it uses less digits than its factorization.

1051616505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1677.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 1051616505 is about 32428.6371128976. The cubic root of 1051616505 is about 1016.9176797862.

The spelling of 1051616505 in words is "one billion, fifty-one million, six hundred sixteen thousand, five hundred five".