1051343451 has 6 divisors (see below), whose sum is σ = 1518607220. Its totient is φ = 700895628.

The previous prime is 1051343437. The next prime is 1051343459. The reversal of 1051343451 is 1543431501.

It is a happy number.

It is not a de Polignac number, because 1051343451 - 2¹⁵ = 1051310683 is a prime.

It is a super-2 number, since 2×1051343451² = 2210646103921178802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1051343459) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58407961 + ... + 58407978.

Almost surely, 2^1051343451 is an apocalyptic number.

1051343451 is a deficient number, since it is larger than the sum of its proper divisors (467263769).

1051343451 is a wasteful number, since it uses less digits than its factorization.

1051343451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116815945 (or 116815942 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1051343451 is about 32424.4267644009. The cubic root of 1051343451 is about 1016.8296573702.

Adding to 1051343451 its reverse (1543431501), we get a palindrome (2594774952).

The spelling of 1051343451 in words is "one billion, fifty-one million, three hundred forty-three thousand, four hundred fifty-one".