145334117 has 2 divisors, whose sum is σ = 145334118. Its totient is φ = 145334116.

The previous prime is 145334099. The next prime is 145334129. The reversal of 145334117 is 711433541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 144817156 + 516961 = 12034^2 + 719^2 .

It is a cyclic number.

It is not a de Polignac number, because 145334117 - 2⁸ = 145333861 is a prime.

It is a super-2 number, since 2×145334117² = 42244011128339378, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145334117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145334177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72667058 + 72667059.

It is an arithmetic number, because the mean of its divisors is an integer number (72667059).

Almost surely, 2^145334117 is an apocalyptic number.

It is an amenable number.

145334117 is a deficient number, since it is larger than the sum of its proper divisors (1).

145334117 is an equidigital number, since it uses as much as digits as its factorization.

145334117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5040, while the sum is 29.

The square root of 145334117 is about 12055.4600492889. The cubic root of 145334117 is about 525.7619979419.

Adding to 145334117 its reverse (711433541), we get a palindrome (856767658).

The spelling of 145334117 in words is "one hundred forty-five million, three hundred thirty-four thousand, one hundred seventeen".