1172073029 has 2 divisors, whose sum is σ = 1172073030. Its totient is φ = 1172073028.

The previous prime is 1172073011. The next prime is 1172073043. The reversal of 1172073029 is 9203702711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 690270529 + 481802500 = 26273^2 + 21950^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1172073029 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1172072986 and 1172073004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1172073229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 586036514 + 586036515.

It is an arithmetic number, because the mean of its divisors is an integer number (586036515).

Almost surely, 2^1172073029 is an apocalyptic number.

It is an amenable number.

1172073029 is a deficient number, since it is larger than the sum of its proper divisors (1).

1172073029 is an equidigital number, since it uses as much as digits as its factorization.

1172073029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 32.

The square root of 1172073029 is about 34235.5521205661. The cubic root of 1172073029 is about 1054.3502146387.

The spelling of 1172073029 in words is "one billion, one hundred seventy-two million, seventy-three thousand, twenty-nine".