451141161 has 4 divisors (see below), whose sum is σ = 601521552. Its totient is φ = 300760772.

The previous prime is 451141153. The next prime is 451141169. The reversal of 451141161 is 161141154.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (451141153) and next prime (451141169).

It is a cyclic number.

It is not a de Polignac number, because 451141161 - 2³ = 451141153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451141169) 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 3 ways as a sum of consecutive naturals, for example, 75190191 + ... + 75190196.

It is an arithmetic number, because the mean of its divisors is an integer number (150380388).

Almost surely, 2^451141161 is an apocalyptic number.

It is an amenable number.

451141161 is a deficient number, since it is larger than the sum of its proper divisors (150380391).

451141161 is a wasteful number, since it uses less digits than its factorization.

451141161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150380390.

The product of its digits is 480, while the sum is 24.

The square root of 451141161 is about 21240.0838275182. The cubic root of 451141161 is about 766.9566503743.

The spelling of 451141161 in words is "four hundred fifty-one million, one hundred forty-one thousand, one hundred sixty-one".