1061650133 has 4 divisors (see below), whose sum is σ = 1068163488. Its totient is φ = 1055136780.

The previous prime is 1061650129. The next prime is 1061650141. The reversal of 1061650133 is 3310561601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3310561601 = 15583 ⋅212447.

It is a cyclic number.

It is not a de Polignac number, because 1061650133 - 2² = 1061650129 is a prime.

It is a super-2 number, since 2×1061650133² = 2254202009797835378, 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 (1061650103) 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, 3256433 + ... + 3256758.

It is an arithmetic number, because the mean of its divisors is an integer number (267040872).

Almost surely, 2^1061650133 is an apocalyptic number.

It is an amenable number.

1061650133 is a deficient number, since it is larger than the sum of its proper divisors (6513355).

1061650133 is an equidigital number, since it uses as much as digits as its factorization.

1061650133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6513354.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 1061650133 is about 32582.9730534216. The cubic root of 1061650133 is about 1020.1416351442.

The spelling of 1061650133 in words is "one billion, sixty-one million, six hundred fifty thousand, one hundred thirty-three".