1161196429 has 4 divisors (see below), whose sum is σ = 1185902784. Its totient is φ = 1136490076.

The previous prime is 1161196417. The next prime is 1161196447. The reversal of 1161196429 is 9246911611.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1161196429 - 2¹⁹ = 1160672141 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1161196391 and 1161196400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1161196459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12353107 + ... + 12353200.

It is an arithmetic number, because the mean of its divisors is an integer number (296475696).

Almost surely, 2^1161196429 is an apocalyptic number.

It is an amenable number.

1161196429 is a deficient number, since it is larger than the sum of its proper divisors (24706355).

1161196429 is an equidigital number, since it uses as much as digits as its factorization.

1161196429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24706354.

The product of its digits is 23328, while the sum is 40.

The square root of 1161196429 is about 34076.3323877438. The cubic root of 1161196429 is about 1051.0786885872.

The spelling of 1161196429 in words is "one billion, one hundred sixty-one million, one hundred ninety-six thousand, four hundred twenty-nine".