452181154 has 4 divisors (see below), whose sum is σ = 678271734. Its totient is φ = 226090576.

The previous prime is 452181151. The next prime is 452181161. The reversal of 452181154 is 451181254.

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

It can be written as a sum of positive squares in only one way, i.e., 382007025 + 70174129 = 19545^2 + 8377^2 .

It is not an unprimeable number, because it can be changed into a prime (452181151) 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 as a sum of consecutive naturals, namely, 113045287 + ... + 113045290.

Almost surely, 2^452181154 is an apocalyptic number.

452181154 is a deficient number, since it is larger than the sum of its proper divisors (226090580).

452181154 is a wasteful number, since it uses less digits than its factorization.

452181154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226090579.

The product of its digits is 6400, while the sum is 31.

The square root of 452181154 is about 21264.5515823871. The cubic root of 452181154 is about 767.5455402744.

The spelling of 452181154 in words is "four hundred fifty-two million, one hundred eighty-one thousand, one hundred fifty-four".