451361121 has 8 divisors (see below), whose sum is σ = 601965024. Its totient is φ = 300832320.

The previous prime is 451361083. The next prime is 451361123. The reversal of 451361121 is 121163154.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 451361121 - 2²² = 447166817 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 451361091 and 451361100.

It is not an unprimeable number, because it can be changed into a prime (451361123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2811 + ... + 30176.

It is an arithmetic number, because the mean of its divisors is an integer number (75245628).

Almost surely, 2^451361121 is an apocalyptic number.

It is an amenable number.

451361121 is a deficient number, since it is larger than the sum of its proper divisors (150603903).

451361121 is a wasteful number, since it uses less digits than its factorization.

451361121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37551.

The product of its digits is 720, while the sum is 24.

The square root of 451361121 is about 21245.2611421936. The cubic root of 451361121 is about 767.0812768323.

The spelling of 451361121 in words is "four hundred fifty-one million, three hundred sixty-one thousand, one hundred twenty-one".