1145913691458 has 16 divisors (see below), whose sum is σ = 2291963751936. Its totient is φ = 381948502320.

The previous prime is 1145913691457. The next prime is 1145913691469. The reversal of 1145913691458 is 8541963195411.

It is a junction number, because it is equal to n+sod(n) for n = 1145913691398 and 1145913691407.

It is not an unprimeable number, because it can be changed into a prime (1145913691457) 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, 5572641 + ... + 5774612.

It is an arithmetic number, because the mean of its divisors is an integer number (143247734496).

Almost surely, 2^{1145913691458} is an apocalyptic number.

1145913691458 is an abundant number, since it is smaller than the sum of its proper divisors (1146050060478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145913691458 is a wasteful number, since it uses less digits than its factorization.

1145913691458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11364089.

The product of its digits is 4665600, while the sum is 57.

The spelling of 1145913691458 in words is "one trillion, one hundred forty-five billion, nine hundred thirteen million, six hundred ninety-one thousand, four hundred fifty-eight".