1452135290881 has 16 divisors (see below), whose sum is σ = 1677728049408. Its totient is φ = 1242175878400.

The previous prime is 1452135290833. The next prime is 1452135290917. The reversal of 1452135290881 is 1880925312541.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1452135290881 is a prime.

It is a super-2 number, since 2×1452135290881² (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 (1452135291881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117625 + ... + 1708246.

It is an arithmetic number, because the mean of its divisors is an integer number (104858003088).

Almost surely, 2^{1452135290881} is an apocalyptic number.

1452135290881 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1452135290881 is a deficient number, since it is larger than the sum of its proper divisors (225592758527).

1452135290881 is a wasteful number, since it uses less digits than its factorization.

1452135290881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1830152.

The product of its (nonzero) digits is 691200, while the sum is 49.

The spelling of 1452135290881 in words is "one trillion, four hundred fifty-two billion, one hundred thirty-five million, two hundred ninety thousand, eight hundred eighty-one".