145625153 has 8 divisors (see below), whose sum is σ = 154322280. Its totient is φ = 137173120.

The previous prime is 145625149. The next prime is 145625171. The reversal of 145625153 is 351526541.

It can be written as a sum of positive squares in 4 ways, for example, as 26553409 + 119071744 = 5153^2 + 10912^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 145625153 - 2² = 145625149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145625353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60050 + ... + 62427.

It is an arithmetic number, because the mean of its divisors is an integer number (19290285).

Almost surely, 2^145625153 is an apocalyptic number.

It is an amenable number.

145625153 is a deficient number, since it is larger than the sum of its proper divisors (8697127).

145625153 is a wasteful number, since it uses less digits than its factorization.

145625153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122547.

The product of its digits is 18000, while the sum is 32.

The square root of 145625153 is about 12067.5247254771. The cubic root of 145625153 is about 526.1127154150.

The spelling of 145625153 in words is "one hundred forty-five million, six hundred twenty-five thousand, one hundred fifty-three".