1029119136491 has 8 divisors (see below), whose sum is σ = 1033483042368. Its totient is φ = 1024757325000.

The previous prime is 1029119136473. The next prime is 1029119136523. The reversal of 1029119136491 is 1946319119201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1029119136491 - 2⁶ = 1029119136427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1029119136091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465176 + ... + 1508186.

It is an arithmetic number, because the mean of its divisors is an integer number (129185380296).

Almost surely, 2^{1029119136491} is an apocalyptic number.

1029119136491 is a deficient number, since it is larger than the sum of its proper divisors (4363905877).

1029119136491 is a wasteful number, since it uses less digits than its factorization.

1029119136491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1047193.

The product of its (nonzero) digits is 104976, while the sum is 47.

The spelling of 1029119136491 in words is "one trillion, twenty-nine billion, one hundred nineteen million, one hundred thirty-six thousand, four hundred ninety-one".