145067101 has 2 divisors, whose sum is σ = 145067102. Its totient is φ = 145067100.

The previous prime is 145067081. The next prime is 145067107. The reversal of 145067101 is 101760541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97042201 + 48024900 = 9851^2 + 6930^2 .

It is an emirp because it is prime and its reverse (101760541) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145067101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145067107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72533550 + 72533551.

It is an arithmetic number, because the mean of its divisors is an integer number (72533551).

Almost surely, 2^145067101 is an apocalyptic number.

It is an amenable number.

145067101 is a deficient number, since it is larger than the sum of its proper divisors (1).

145067101 is an equidigital number, since it uses as much as digits as its factorization.

145067101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 145067101 is about 12044.3804738974. The cubic root of 145067101 is about 525.4398140621.

The spelling of 145067101 in words is "one hundred forty-five million, sixty-seven thousand, one hundred one".