1451415442 has 16 divisors (see below), whose sum is σ = 2201146200. Its totient is φ = 717724800.

The previous prime is 1451415397. The next prime is 1451415451. The reversal of 1451415442 is 2445141541.

It can be written as a sum of positive squares in 4 ways, for example, as 1303282201 + 148133241 = 36101^2 + 12171^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118192 + ... + 129892.

Almost surely, 2^1451415442 is an apocalyptic number.

1451415442 is a deficient number, since it is larger than the sum of its proper divisors (749730758).

1451415442 is a wasteful number, since it uses less digits than its factorization.

1451415442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12381.

The product of its digits is 12800, while the sum is 31.

The square root of 1451415442 is about 38097.4466598485. The cubic root of 1451415442 is about 1132.2193680796.

Adding to 1451415442 its reverse (2445141541), we get a palindrome (3896556983).

The spelling of 1451415442 in words is "one billion, four hundred fifty-one million, four hundred fifteen thousand, four hundred forty-two".