145480756 has 6 divisors (see below), whose sum is σ = 254591330. Its totient is φ = 72740376.

The previous prime is 145480729. The next prime is 145480759. The reversal of 145480756 is 657084541.

145480756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 103022500 + 42458256 = 10150^2 + 6516^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145480759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18185091 + ... + 18185098.

Almost surely, 2^145480756 is an apocalyptic number.

It is an amenable number.

145480756 is a deficient number, since it is larger than the sum of its proper divisors (109110574).

145480756 is a wasteful number, since it uses less digits than its factorization.

145480756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36370193 (or 36370191 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 145480756 is about 12061.5403659732. The cubic root of 145480756 is about 525.9387660216.

The spelling of 145480756 in words is "one hundred forty-five million, four hundred eighty thousand, seven hundred fifty-six".