1351113450465 has 64 divisors (see below), whose sum is σ = 2322431308800. Its totient is φ = 668720219904.

The previous prime is 1351113450461. The next prime is 1351113450469. The reversal of 1351113450465 is 5640543111531.

It is an interprime number because it is at equal distance from previous prime (1351113450461) and next prime (1351113450469).

It is not a de Polignac number, because 1351113450465 - 2² = 1351113450461 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1351113450461) 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 63 ways as a sum of consecutive naturals, for example, 3220359 + ... + 3615651.

It is an arithmetic number, because the mean of its divisors is an integer number (36287989200).

Almost surely, 2^{1351113450465} is an apocalyptic number.

1351113450465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1351113450465 is a deficient number, since it is larger than the sum of its proper divisors (971317858335).

1351113450465 is a wasteful number, since it uses less digits than its factorization.

1351113450465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395566.

The product of its (nonzero) digits is 108000, while the sum is 39.

Adding to 1351113450465 its reverse (5640543111531), we get a palindrome (6991656561996).

The spelling of 1351113450465 in words is "one trillion, three hundred fifty-one billion, one hundred thirteen million, four hundred fifty thousand, four hundred sixty-five".