153450005 has 4 divisors (see below), whose sum is σ = 184140012. Its totient is φ = 122760000.

The previous prime is 153449987. The next prime is 153450013. The reversal of 153450005 is 500054351.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 36312676 + 117137329 = 6026^2 + 10823^2 .

It is not a de Polignac number, because 153450005 - 2⁶ = 153449941 is a prime.

It is a Duffinian number.

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 in 3 ways as a sum of consecutive naturals, for example, 15344996 + ... + 15345005.

It is an arithmetic number, because the mean of its divisors is an integer number (46035003).

Almost surely, 2^153450005 is an apocalyptic number.

It is an amenable number.

153450005 is a deficient number, since it is larger than the sum of its proper divisors (30690007).

153450005 is an equidigital number, since it uses as much as digits as its factorization.

153450005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30690006.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 153450005 is about 12387.4938950540. The cubic root of 153450005 is about 535.3719776038.

The spelling of 153450005 in words is "one hundred fifty-three million, four hundred fifty thousand, five".