145077 has 8 divisors (see below), whose sum is σ = 198816. Its totient is φ = 94032.

The previous prime is 145069. The next prime is 145091. The reversal of 145077 is 770541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145077 - 2³ = 145069 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

145077 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 145077.

It is not an unprimeable number, because it can be changed into a prime (145007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543 + ... + 764.

It is an arithmetic number, because the mean of its divisors is an integer number (24852).

2¹⁴⁵⁰⁷⁷ is an apocalyptic number.

It is an amenable number.

145077 is a deficient number, since it is larger than the sum of its proper divisors (53739).

145077 is a wasteful number, since it uses less digits than its factorization.

145077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347.

The product of its (nonzero) digits is 980, while the sum is 24.

The square root of 145077 is about 380.8897478274. The cubic root of 145077 is about 52.5451765337.

The spelling of 145077 in words is "one hundred forty-five thousand, seventy-seven".