145450534 has 16 divisors (see below), whose sum is σ = 226336320. Its totient is φ = 70050240.

The previous prime is 145450531. The next prime is 145450559. The reversal of 145450534 is 435054541.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 145450496 and 145450505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145450531) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 4749 + ... + 17704.

It is an arithmetic number, because the mean of its divisors is an integer number (14146020).

Almost surely, 2^145450534 is an apocalyptic number.

145450534 is a deficient number, since it is larger than the sum of its proper divisors (80885786).

145450534 is a wasteful number, since it uses less digits than its factorization.

145450534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22575.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 145450534 is about 12060.2874758440. The cubic root of 145450534 is about 525.9023442005.

The spelling of 145450534 in words is "one hundred forty-five million, four hundred fifty thousand, five hundred thirty-four".