145532154 has 8 divisors (see below), whose sum is σ = 291064320. Its totient is φ = 48510716.

The previous prime is 145532131. The next prime is 145532171. The reversal of 145532154 is 451235541.

145532154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

145532154 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12127674 + ... + 12127685.

It is an arithmetic number, because the mean of its divisors is an integer number (36383040).

Almost surely, 2^145532154 is an apocalyptic number.

145532154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145532154 is a wasteful number, since it uses less digits than its factorization.

145532154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24255364.

The product of its digits is 12000, while the sum is 30.

The square root of 145532154 is about 12063.6708343688. The cubic root of 145532154 is about 526.0006963611. Note that the first 3 decimals are identical.

Adding to 145532154 its reverse (451235541), we get a palindrome (596767695).

The spelling of 145532154 in words is "one hundred forty-five million, five hundred thirty-two thousand, one hundred fifty-four".