153171045 has 48 divisors (see below), whose sum is σ = 272668032. Its totient is φ = 79516800.

The previous prime is 153171043. The next prime is 153171077. The reversal of 153171045 is 540171351.

It is not a de Polignac number, because 153171045 - 2¹ = 153171043 is a prime.

It is a super-2 number, since 2×153171045² = 46922738052784050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153171041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 304264 + ... + 304766.

It is an arithmetic number, because the mean of its divisors is an integer number (5680584).

Almost surely, 2^153171045 is an apocalyptic number.

153171045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

153171045 is a deficient number, since it is larger than the sum of its proper divisors (119496987).

153171045 is a wasteful number, since it uses less digits than its factorization.

153171045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682 (or 679 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 153171045 is about 12376.2290298782. The cubic root of 153171045 is about 535.0473594783.

The spelling of 153171045 in words is "one hundred fifty-three million, one hundred seventy-one thousand, forty-five".