1315051454 has 4 divisors (see below), whose sum is σ = 1972577184. Its totient is φ = 657525726.

The previous prime is 1315051453. The next prime is 1315051469. The reversal of 1315051454 is 4541505131.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1315051453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 328762862 + ... + 328762865.

It is an arithmetic number, because the mean of its divisors is an integer number (493144296).

Almost surely, 2^1315051454 is an apocalyptic number.

1315051454 is a deficient number, since it is larger than the sum of its proper divisors (657525730).

1315051454 is an equidigital number, since it uses as much as digits as its factorization.

1315051454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657525729.

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 1315051454 is about 36263.6381793112. The cubic root of 1315051454 is about 1095.5887950497.

Adding to 1315051454 its reverse (4541505131), we get a palindrome (5856556585).

The spelling of 1315051454 in words is "one billion, three hundred fifteen million, fifty-one thousand, four hundred fifty-four".