145547010 has 128 divisors (see below), whose sum is σ = 452252160. Its totient is φ = 32617728.

The previous prime is 145546963. The next prime is 145547029. The reversal of 145547010 is 10745541.

It is a happy number.

145547010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 in 63 ways as a sum of consecutive naturals, for example, 99444 + ... + 100896.

It is an arithmetic number, because the mean of its divisors is an integer number (3533220).

Almost surely, 2^145547010 is an apocalyptic number.

145547010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 145547010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226126080).

145547010 is an abundant number, since it is smaller than the sum of its proper divisors (306705150).

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

145547010 is a wasteful number, since it uses less digits than its factorization.

145547010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529 (or 1523 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 145547010 is about 12064.2865516366. The cubic root of 145547010 is about 526.0185938961.

The spelling of 145547010 in words is "one hundred forty-five million, five hundred forty-seven thousand, ten".