1485079749091 has 4 divisors (see below), whose sum is σ = 1485790655800. Its totient is φ = 1484368842384.

The previous prime is 1485079749071. The next prime is 1485079749103. The reversal of 1485079749091 is 1909479705841.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1485079749091 - 2⁵ = 1485079749059 is a prime.

It is a super-2 number, since 2×1485079749091² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1485079749001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355450221 + ... + 355454398.

It is an arithmetic number, because the mean of its divisors is an integer number (371447663950).

Almost surely, 2^{1485079749091} is an apocalyptic number.

1485079749091 is a deficient number, since it is larger than the sum of its proper divisors (710906709).

1485079749091 is an equidigital number, since it uses as much as digits as its factorization.

1485079749091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710906708.

The product of its (nonzero) digits is 22861440, while the sum is 64.

The spelling of 1485079749091 in words is "one trillion, four hundred eighty-five billion, seventy-nine million, seven hundred forty-nine thousand, ninety-one".