451023112 has 8 divisors (see below), whose sum is σ = 845668350. Its totient is φ = 225511552.

The previous prime is 451023071. The next prime is 451023137. The reversal of 451023112 is 211320154.

It can be written as a sum of positive squares in only one way, i.e., 357436836 + 93586276 = 18906^2 + 9674^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 451023112.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28188937 + ... + 28188952.

Almost surely, 2^451023112 is an apocalyptic number.

It is an amenable number.

451023112 is a deficient number, since it is larger than the sum of its proper divisors (394645238).

451023112 is a wasteful number, since it uses less digits than its factorization.

451023112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56377895 (or 56377891 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 451023112 is about 21237.3047254118. The cubic root of 451023112 is about 766.8897486507.

Adding to 451023112 its reverse (211320154), we get a palindrome (662343266).

The spelling of 451023112 in words is "four hundred fifty-one million, twenty-three thousand, one hundred twelve".