145101673 has 2 divisors, whose sum is σ = 145101674. Its totient is φ = 145101672.

The previous prime is 145101661. The next prime is 145101721. The reversal of 145101673 is 376101541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 103795344 + 41306329 = 10188^2 + 6427^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145101673 is a prime.

It is not a weakly prime, because it can be changed into another prime (145101623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72550836 + 72550837.

It is an arithmetic number, because the mean of its divisors is an integer number (72550837).

Almost surely, 2^145101673 is an apocalyptic number.

It is an amenable number.

145101673 is a deficient number, since it is larger than the sum of its proper divisors (1).

145101673 is an equidigital number, since it uses as much as digits as its factorization.

145101673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 145101673 is about 12045.8155805242. The cubic root of 145101673 is about 525.4815512128.

The spelling of 145101673 in words is "one hundred forty-five million, one hundred one thousand, six hundred seventy-three".