451215034 has 4 divisors (see below), whose sum is σ = 676822554. Its totient is φ = 225607516.

The previous prime is 451215001. The next prime is 451215043. The reversal of 451215034 is 430512154.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 430512154 = 2 ⋅215256077.

It can be written as a sum of positive squares in only one way, i.e., 339849225 + 111365809 = 18435^2 + 10553^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112803757 + ... + 112803760.

Almost surely, 2^451215034 is an apocalyptic number.

451215034 is a deficient number, since it is larger than the sum of its proper divisors (225607520).

451215034 is a wasteful number, since it uses less digits than its factorization.

451215034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225607519.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 451215034 is about 21241.8227560631. The cubic root of 451215034 is about 766.9985103664.

Adding to 451215034 its reverse (430512154), we get a palindrome (881727188).

The spelling of 451215034 in words is "four hundred fifty-one million, two hundred fifteen thousand, thirty-four".