145012097 has 2 divisors, whose sum is σ = 145012098. Its totient is φ = 145012096.

The previous prime is 145012051. The next prime is 145012169. The reversal of 145012097 is 790210541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126315121 + 18696976 = 11239^2 + 4324^2 .

It is a cyclic number.

It is not a de Polignac number, because 145012097 - 2¹⁴ = 144995713 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (145012037) 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, 72506048 + 72506049.

It is an arithmetic number, because the mean of its divisors is an integer number (72506049).

Almost surely, 2^145012097 is an apocalyptic number.

It is an amenable number.

145012097 is a deficient number, since it is larger than the sum of its proper divisors (1).

145012097 is an equidigital number, since it uses as much as digits as its factorization.

145012097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 145012097 is about 12042.0968689012. The cubic root of 145012097 is about 525.3733966482.

The spelling of 145012097 in words is "one hundred forty-five million, twelve thousand, ninety-seven".