1051540313 has 8 divisors (see below), whose sum is σ = 1113937920. Its totient is φ = 989848080.

The previous prime is 1051540309. The next prime is 1051540327. The reversal of 1051540313 is 3130451501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1051540313 - 2² = 1051540309 is a prime.

It is a super-2 number, since 2×1051540313² = 2211474059728275938, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1051540393) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 173273 + ... + 179238.

It is an arithmetic number, because the mean of its divisors is an integer number (139242240).

Almost surely, 2^1051540313 is an apocalyptic number.

It is an amenable number.

1051540313 is a deficient number, since it is larger than the sum of its proper divisors (62397607).

1051540313 is a wasteful number, since it uses less digits than its factorization.

1051540313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352687.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 1051540313 is about 32427.4623274779. The cubic root of 1051540313 is about 1016.8931198625.

Adding to 1051540313 its reverse (3130451501), we get a palindrome (4181991814).

The spelling of 1051540313 in words is "one billion, fifty-one million, five hundred forty thousand, three hundred thirteen".