1161925063 has 8 divisors (see below), whose sum is σ = 1305708768. Its totient is φ = 1025913504.

The previous prime is 1161925033. The next prime is 1161925081. The reversal of 1161925063 is 3605291611.

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 1161925063 - 2²⁹ = 625054151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161925033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1942720 + ... + 1943317.

It is an arithmetic number, because the mean of its divisors is an integer number (163213596).

Almost surely, 2^1161925063 is an apocalyptic number.

1161925063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1161925063 is a deficient number, since it is larger than the sum of its proper divisors (143783705).

1161925063 is a wasteful number, since it uses less digits than its factorization.

1161925063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3886073.

The product of its (nonzero) digits is 9720, while the sum is 34.

The square root of 1161925063 is about 34087.0219145058. The cubic root of 1161925063 is about 1051.2984881890.

The spelling of 1161925063 in words is "one billion, one hundred sixty-one million, nine hundred twenty-five thousand, sixty-three".