145534516 has 6 divisors (see below), whose sum is σ = 254685410. Its totient is φ = 72767256.

The previous prime is 145534481. The next prime is 145534531. The reversal of 145534516 is 615435541.

It can be written as a sum of positive squares in only one way, i.e., 139334416 + 6200100 = 11804^2 + 2490^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18191811 + ... + 18191818.

Almost surely, 2^145534516 is an apocalyptic number.

It is an amenable number.

145534516 is a deficient number, since it is larger than the sum of its proper divisors (109150894).

145534516 is a wasteful number, since it uses less digits than its factorization.

145534516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36383633 (or 36383631 counting only the distinct ones).

The product of its digits is 36000, while the sum is 34.

The square root of 145534516 is about 12063.7687312050. The cubic root of 145534516 is about 526.0035420253.

The spelling of 145534516 in words is "one hundred forty-five million, five hundred thirty-four thousand, five hundred sixteen".