1017115206 has 16 divisors (see below), whose sum is σ = 2081538624. Its totient is φ = 331153704.

The previous prime is 1017115199. The next prime is 1017115213. The reversal of 1017115206 is 6025117101.

It is an interprime number because it is at equal distance from previous prime (1017115199) and next prime (1017115213).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1970896 + ... + 1971411.

It is an arithmetic number, because the mean of its divisors is an integer number (130096164).

Almost surely, 2^1017115206 is an apocalyptic number.

1017115206 is an abundant number, since it is smaller than the sum of its proper divisors (1064423418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1017115206 is a wasteful number, since it uses less digits than its factorization.

1017115206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3942355.

The product of its (nonzero) digits is 420, while the sum is 24.

The square root of 1017115206 is about 31892.2436651923. The cubic root of 1017115206 is about 1005.6728268499.

The spelling of 1017115206 in words is "one billion, seventeen million, one hundred fifteen thousand, two hundred six".