154401151 has 4 divisors (see below), whose sum is σ = 154433232. Its totient is φ = 154369072.

The previous prime is 154401131. The next prime is 154401167. The reversal of 154401151 is 151104451.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 154401151 - 2⁵ = 154401119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154401131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7195 + ... + 18988.

It is an arithmetic number, because the mean of its divisors is an integer number (38608308).

Almost surely, 2^154401151 is an apocalyptic number.

154401151 is a deficient number, since it is larger than the sum of its proper divisors (32081).

154401151 is an equidigital number, since it uses as much as digits as its factorization.

154401151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32080.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 154401151 is about 12425.8259685222. The cubic root of 154401151 is about 536.4758516016.

The spelling of 154401151 in words is "one hundred fifty-four million, four hundred one thousand, one hundred fifty-one".