1172941233 has 4 divisors (see below), whose sum is σ = 1563921648. Its totient is φ = 781960820.

The previous prime is 1172941219. The next prime is 1172941247. The reversal of 1172941233 is 3321492711.

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, and also an emirpimes, since its reverse is a distinct semiprime: 3321492711 = 3 ⋅1107164237.

It is an interprime number because it is at equal distance from previous prime (1172941219) and next prime (1172941247).

It is a cyclic number.

It is not a de Polignac number, because 1172941233 - 2¹² = 1172937137 is a prime.

It is a super-2 number, since 2×1172941233² = 2751582272143120578, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1172941194 and 1172941203.

It is not an unprimeable number, because it can be changed into a prime (1172941283) 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, 195490203 + ... + 195490208.

It is an arithmetic number, because the mean of its divisors is an integer number (390980412).

Almost surely, 2^1172941233 is an apocalyptic number.

It is an amenable number.

1172941233 is a deficient number, since it is larger than the sum of its proper divisors (390980415).

1172941233 is an equidigital number, since it uses as much as digits as its factorization.

1172941233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390980414.

The product of its digits is 9072, while the sum is 33.

The square root of 1172941233 is about 34248.2296330774. The cubic root of 1172941233 is about 1054.6104842980.

The spelling of 1172941233 in words is "one billion, one hundred seventy-two million, nine hundred forty-one thousand, two hundred thirty-three".