1045397979159 has 32 divisors (see below), whose sum is σ = 1404696674304. Its totient is φ = 691536913920.

The previous prime is 1045397979151. The next prime is 1045397979211. The reversal of 1045397979159 is 9519797935401.

It is not a de Polignac number, because 1045397979159 - 2³ = 1045397979151 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1045397979093 and 1045397979102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045397979151) 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 31 ways as a sum of consecutive naturals, for example, 617481717 + ... + 617483409.

It is an arithmetic number, because the mean of its divisors is an integer number (43896771072).

Almost surely, 2^{1045397979159} is an apocalyptic number.

1045397979159 is a deficient number, since it is larger than the sum of its proper divisors (359298695145).

1045397979159 is a wasteful number, since it uses less digits than its factorization.

1045397979159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3967.

The product of its (nonzero) digits is 96446700, while the sum is 69.

The spelling of 1045397979159 in words is "one trillion, forty-five billion, three hundred ninety-seven million, nine hundred seventy-nine thousand, one hundred fifty-nine".