1064921078097 has 16 divisors (see below), whose sum is σ = 1646254807680. Its totient is φ = 679080107376.

The previous prime is 1064921078093. The next prime is 1064921078129. The reversal of 1064921078097 is 7908701294601.

It is not a de Polignac number, because 1064921078097 - 2² = 1064921078093 is a prime.

It is a super-2 number, since 2×1064921078097² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1064921078093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 857423758 + ... + 857424999.

It is an arithmetic number, because the mean of its divisors is an integer number (102890925480).

Almost surely, 2^{1064921078097} is an apocalyptic number.

It is an amenable number.

1064921078097 is a deficient number, since it is larger than the sum of its proper divisors (581333729583).

1064921078097 is a wasteful number, since it uses less digits than its factorization.

1064921078097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1714848789 (or 1714848783 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 54.

The spelling of 1064921078097 in words is "one trillion, sixty-four billion, nine hundred twenty-one million, seventy-eight thousand, ninety-seven".