1061237663 has 16 divisors (see below), whose sum is σ = 1135724544. Its totient is φ = 989794080.

The previous prime is 1061237651. The next prime is 1061237773. The reversal of 1061237663 is 3667321601.

It is a cyclic number.

It is not a de Polignac number, because 1061237663 - 2¹⁰ = 1061236639 is a prime.

It is a super-2 number, since 2×1061237663² = 2252450754739403138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061237633) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118406 + ... + 127052.

It is an arithmetic number, because the mean of its divisors is an integer number (70982784).

Almost surely, 2^1061237663 is an apocalyptic number.

1061237663 is a deficient number, since it is larger than the sum of its proper divisors (74486881).

1061237663 is a wasteful number, since it uses less digits than its factorization.

1061237663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8822.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 1061237663 is about 32576.6429056157. The cubic root of 1061237663 is about 1020.0095036280.

The spelling of 1061237663 in words is "one billion, sixty-one million, two hundred thirty-seven thousand, six hundred sixty-three".