1011942617 has 8 divisors (see below), whose sum is σ = 1196385600. Its totient is φ = 837469584.

The previous prime is 1011942611. The next prime is 1011942671. The reversal of 1011942617 is 7162491101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1011942617 - 2⁶ = 1011942553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011942611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2492267 + ... + 2492672.

It is an arithmetic number, because the mean of its divisors is an integer number (149548200).

Almost surely, 2^1011942617 is an apocalyptic number.

It is an amenable number.

1011942617 is a deficient number, since it is larger than the sum of its proper divisors (184442983).

1011942617 is an equidigital number, since it uses as much as digits as its factorization.

1011942617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4984975.

The product of its (nonzero) digits is 3024, while the sum is 32.

The square root of 1011942617 is about 31811.0455188131. The cubic root of 1011942617 is about 1003.9651293027.

The spelling of 1011942617 in words is "one billion, eleven million, nine hundred forty-two thousand, six hundred seventeen".