145266052 has 6 divisors (see below), whose sum is σ = 254215598. Its totient is φ = 72633024.

The previous prime is 145266013. The next prime is 145266053. The reversal of 145266052 is 250662541.

It can be written as a sum of positive squares in only one way, i.e., 82919236 + 62346816 = 9106^2 + 7896^2 .

It is a super-2 number, since 2×145266052² = 42204451727333408, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145266053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18158253 + ... + 18158260.

Almost surely, 2^145266052 is an apocalyptic number.

It is an amenable number.

145266052 is a deficient number, since it is larger than the sum of its proper divisors (108949546).

145266052 is a wasteful number, since it uses less digits than its factorization.

145266052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36316517 (or 36316515 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 145266052 is about 12052.6367239704. The cubic root of 145266052 is about 525.6799076083.

The spelling of 145266052 in words is "one hundred forty-five million, two hundred sixty-six thousand, fifty-two".