1061416637 has 4 divisors (see below), whose sum is σ = 1081443420. Its totient is φ = 1041389856.

The previous prime is 1061416621. The next prime is 1061416639. The reversal of 1061416637 is 7366141601.

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

It can be written as a sum of positive squares in 2 ways, for example, as 644195161 + 417221476 = 25381^2 + 20426^2 .

It is a cyclic number.

It is not a de Polignac number, because 1061416637 - 2⁴ = 1061416621 is a prime.

It is a super-2 number, since 2×1061416637² = 2253210554600779538, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1061416597 and 1061416606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1061416639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10013312 + ... + 10013417.

It is an arithmetic number, because the mean of its divisors is an integer number (270360855).

Almost surely, 2^1061416637 is an apocalyptic number.

It is an amenable number.

1061416637 is a deficient number, since it is larger than the sum of its proper divisors (20026783).

1061416637 is an equidigital number, since it uses as much as digits as its factorization.

1061416637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20026782.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 1061416637 is about 32579.3897579436. The cubic root of 1061416637 is about 1020.0668407435.

The spelling of 1061416637 in words is "one billion, sixty-one million, four hundred sixteen thousand, six hundred thirty-seven".