1061717479 has 4 divisors (see below), whose sum is σ = 1090412584. Its totient is φ = 1033022376.

The previous prime is 1061717431. The next prime is 1061717483. The reversal of 1061717479 is 9747171601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9747171601 = 79 ⋅123381919.

It is a cyclic number.

It is not a de Polignac number, because 1061717479 - 2⁷ = 1061717351 is a prime.

It is a super-2 number, since 2×1061717479² = 2254488010428230882, 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 (1067717479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14347497 + ... + 14347570.

It is an arithmetic number, because the mean of its divisors is an integer number (272603146).

Almost surely, 2^1061717479 is an apocalyptic number.

1061717479 is a deficient number, since it is larger than the sum of its proper divisors (28695105).

1061717479 is an equidigital number, since it uses as much as digits as its factorization.

1061717479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28695104.

The product of its (nonzero) digits is 74088, while the sum is 43.

The square root of 1061717479 is about 32584.0064909151. The cubic root of 1061717479 is about 1020.1632056546.

The spelling of 1061717479 in words is "one billion, sixty-one million, seven hundred seventeen thousand, four hundred seventy-nine".