145773611 has 2 divisors, whose sum is σ = 145773612. Its totient is φ = 145773610.

The previous prime is 145773577. The next prime is 145773619. The reversal of 145773611 is 116377541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145773611 - 2⁶ = 145773547 is a prime.

It is a Chen prime.

It is equal to p_8219708 and since 145773611 and 8219708 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (145773619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72886805 + 72886806.

It is an arithmetic number, because the mean of its divisors is an integer number (72886806).

Almost surely, 2^145773611 is an apocalyptic number.

145773611 is a deficient number, since it is larger than the sum of its proper divisors (1).

145773611 is an equidigital number, since it uses as much as digits as its factorization.

145773611 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17640, while the sum is 35.

The square root of 145773611 is about 12073.6742957560. The cubic root of 145773611 is about 526.2914370924.

The spelling of 145773611 in words is "one hundred forty-five million, seven hundred seventy-three thousand, six hundred eleven".