145234756 has 6 divisors (see below), whose sum is σ = 254160830. Its totient is φ = 72617376.

The previous prime is 145234753. The next prime is 145234759. The reversal of 145234756 is 657432541.

It is an interprime number because it is at equal distance from previous prime (145234753) and next prime (145234759).

It can be written as a sum of positive squares in only one way, i.e., 139617856 + 5616900 = 11816^2 + 2370^2 .

It is not an unprimeable number, because it can be changed into a prime (145234753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18154341 + ... + 18154348.

Almost surely, 2^145234756 is an apocalyptic number.

It is an amenable number.

145234756 is a deficient number, since it is larger than the sum of its proper divisors (108926074).

145234756 is a wasteful number, since it uses less digits than its factorization.

145234756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36308693 (or 36308691 counting only the distinct ones).

The product of its digits is 100800, while the sum is 37.

The square root of 145234756 is about 12051.3383489138. The cubic root of 145234756 is about 525.6421542131.

The spelling of 145234756 in words is "one hundred forty-five million, two hundred thirty-four thousand, seven hundred fifty-six".