451351412 has 12 divisors (see below), whose sum is σ = 790191780. Its totient is φ = 225582336.

The previous prime is 451351399. The next prime is 451351421. The reversal of 451351412 is 214153154.

It can be written as a sum of positive squares in 2 ways, for example, as 62315236 + 389036176 = 7894^2 + 19724^2 .

It is a super-2 number, since 2×451351412² = 407436194228787488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11837 + ... + 32292.

It is an arithmetic number, because the mean of its divisors is an integer number (65849315).

Almost surely, 2^451351412 is an apocalyptic number.

It is an amenable number.

451351412 is a deficient number, since it is larger than the sum of its proper divisors (338840368).

451351412 is a wasteful number, since it uses less digits than its factorization.

451351412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46690 (or 46688 counting only the distinct ones).

The product of its digits is 2400, while the sum is 26.

The square root of 451351412 is about 21245.0326429497. The cubic root of 451351412 is about 767.0757766942.

The spelling of 451351412 in words is "four hundred fifty-one million, three hundred fifty-one thousand, four hundred twelve".