145756 has 12 divisors (see below), whose sum is σ = 274792. Its totient is φ = 67248.

The previous prime is 145753. The next prime is 145757. The reversal of 145756 is 657541.

145756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1350 + ... + 1453.

2¹⁴⁵⁷⁵⁶ is an apocalyptic number.

It is an amenable number.

145756 is a deficient number, since it is larger than the sum of its proper divisors (129036).

145756 is a wasteful number, since it uses less digits than its factorization.

145756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2820 (or 2818 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 145756 is about 381.7800413851. The cubic root of 145756 is about 52.6270242374.

The spelling of 145756 in words is "one hundred forty-five thousand, seven hundred fifty-six".