451120401 has 48 divisors (see below), whose sum is σ = 728593920. Its totient is φ = 275542560.

The previous prime is 451120399. The next prime is 451120403. The reversal of 451120401 is 104021154.

It is an interprime number because it is at equal distance from previous prime (451120399) and next prime (451120403).

It is not a de Polignac number, because 451120401 - 2¹ = 451120399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451120403) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 301411 + ... + 302903.

It is an arithmetic number, because the mean of its divisors is an integer number (15179040).

Almost surely, 2^451120401 is an apocalyptic number.

It is an amenable number.

451120401 is a deficient number, since it is larger than the sum of its proper divisors (277473519).

451120401 is a wasteful number, since it uses less digits than its factorization.

451120401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1571 (or 1546 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 451120401 is about 21239.5951232598. The cubic root of 451120401 is about 766.9448859380.

Adding to 451120401 its reverse (104021154), we get a palindrome (555141555).

The spelling of 451120401 in words is "four hundred fifty-one million, one hundred twenty thousand, four hundred one".