1061669038 has 4 divisors (see below), whose sum is σ = 1592503560. Its totient is φ = 530834518.

The previous prime is 1061668999. The next prime is 1061669093. The reversal of 1061669038 is 8309661601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8309661601 = 7741 ⋅1073461.

It is a super-2 number, since 2×1061669038² = 2254282292495690888, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265417258 + ... + 265417261.

It is an arithmetic number, because the mean of its divisors is an integer number (398125890).

Almost surely, 2^1061669038 is an apocalyptic number.

1061669038 is a deficient number, since it is larger than the sum of its proper divisors (530834522).

1061669038 is an equidigital number, since it uses as much as digits as its factorization.

1061669038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530834521.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 1061669038 is about 32583.2631576397. The cubic root of 1061669038 is about 1020.1476903917.

The spelling of 1061669038 in words is "one billion, sixty-one million, six hundred sixty-nine thousand, thirty-eight".