1206057017 has 32 divisors (see below), whose sum is σ = 1402116480. Its totient is φ = 1027192320.

The previous prime is 1206056963. The next prime is 1206057031. The reversal of 1206057017 is 7107506021.

It is not a de Polignac number, because 1206057017 - 2²⁴ = 1189279801 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1206057317) 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 31 ways as a sum of consecutive naturals, for example, 1559843 + ... + 1560615.

It is an arithmetic number, because the mean of its divisors is an integer number (43816140).

Almost surely, 2^1206057017 is an apocalyptic number.

It is an amenable number.

1206057017 is a deficient number, since it is larger than the sum of its proper divisors (196059463).

1206057017 is a wasteful number, since it uses less digits than its factorization.

1206057017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 953.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 1206057017 is about 34728.3316184351. The cubic root of 1206057017 is about 1064.4434974532.

The spelling of 1206057017 in words is "one billion, two hundred six million, fifty-seven thousand, seventeen".