2011451511325 has 6 divisors (see below), whose sum is σ = 2494199874074. Its totient is φ = 1609161209040.

The previous prime is 2011451511287. The next prime is 2011451511337. The reversal of 2011451511325 is 5231151541102.

It can be written as a sum of positive squares in 3 ways, for example, as 713506264249 + 1297945247076 = 844693^2 + 1139274^2 .

It is not a de Polignac number, because 2011451511325 - 2⁹ = 2011451510813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40229030202 + ... + 40229030251.

Almost surely, 2^{2011451511325} is an apocalyptic number.

2011451511325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2011451511325 is a deficient number, since it is larger than the sum of its proper divisors (482748362749).

2011451511325 is an equidigital number, since it uses as much as digits as its factorization.

2011451511325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80458060463 (or 80458060458 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 31.

The spelling of 2011451511325 in words is "two trillion, eleven billion, four hundred fifty-one million, five hundred eleven thousand, three hundred twenty-five".