1170106731 has 6 divisors (see below), whose sum is σ = 1690154180. Its totient is φ = 780071148.

The previous prime is 1170106673. The next prime is 1170106741. The reversal of 1170106731 is 1376010711.

It is not a de Polignac number, because 1170106731 - 2⁷ = 1170106603 is a prime.

It is a super-2 number, since 2×1170106731² = 2738299523863012722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1170106695 and 1170106704.

It is not an unprimeable number, because it can be changed into a prime (1170106741) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 65005921 + ... + 65005938.

Almost surely, 2^1170106731 is an apocalyptic number.

1170106731 is a deficient number, since it is larger than the sum of its proper divisors (520047449).

1170106731 is a wasteful number, since it uses less digits than its factorization.

1170106731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130011865 (or 130011862 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 27.

The square root of 1170106731 is about 34206.8228720529. The cubic root of 1170106731 is about 1053.7602834996.

The spelling of 1170106731 in words is "one billion, one hundred seventy million, one hundred six thousand, seven hundred thirty-one".