1161656103 has 8 divisors (see below), whose sum is σ = 1602284400. Its totient is φ = 747732608.

The previous prime is 1161656077. The next prime is 1161656113. The reversal of 1161656103 is 3016561611.

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

It is a cyclic number.

It is not a de Polignac number, because 1161656103 - 2⁵ = 1161656071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161656113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6676098 + ... + 6676271.

It is an arithmetic number, because the mean of its divisors is an integer number (200285550).

Almost surely, 2^1161656103 is an apocalyptic number.

1161656103 is a deficient number, since it is larger than the sum of its proper divisors (440628297).

1161656103 is a wasteful number, since it uses less digits than its factorization.

1161656103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13352401.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 1161656103 is about 34083.0764896598. The cubic root of 1161656103 is about 1051.2173644658.

The spelling of 1161656103 in words is "one billion, one hundred sixty-one million, six hundred fifty-six thousand, one hundred three".