154532151 has 16 divisors (see below), whose sum is σ = 232819200. Its totient is φ = 101274264.

The previous prime is 154532143. The next prime is 154532171. The reversal of 154532151 is 151235451.

It is not a de Polignac number, because 154532151 - 2³ = 154532143 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154532171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46911 + ... + 50096.

It is an arithmetic number, because the mean of its divisors is an integer number (14551200).

Almost surely, 2^154532151 is an apocalyptic number.

154532151 is a deficient number, since it is larger than the sum of its proper divisors (78287049).

154532151 is an equidigital number, since it uses as much as digits as its factorization.

154532151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97075 (or 97069 counting only the distinct ones).

The product of its digits is 3000, while the sum is 27.

The square root of 154532151 is about 12431.0961302694. The cubic root of 154532151 is about 536.6275311062.

The spelling of 154532151 in words is "one hundred fifty-four million, five hundred thirty-two thousand, one hundred fifty-one".