451553401 has 8 divisors (see below), whose sum is σ = 493547264. Its totient is φ = 410596560.

The previous prime is 451553383. The next prime is 451553413. The reversal of 451553401 is 104355154.

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

It is a cyclic number.

It is not a de Polignac number, because 451553401 - 2⁹ = 451552889 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 451553401.

It is not an unprimeable number, because it can be changed into a prime (451553441) 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, 258345 + ... + 260086.

It is an arithmetic number, because the mean of its divisors is an integer number (61693408).

Almost surely, 2^451553401 is an apocalyptic number.

It is an amenable number.

451553401 is a deficient number, since it is larger than the sum of its proper divisors (41993863).

451553401 is a wasteful number, since it uses less digits than its factorization.

451553401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518511.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 451553401 is about 21249.7859048038. The cubic root of 451553401 is about 767.1901870019.

The spelling of 451553401 in words is "four hundred fifty-one million, five hundred fifty-three thousand, four hundred one".