1325030421511 has 4 divisors (see below), whose sum is σ = 1325032873024. Its totient is φ = 1325027970000.

The previous prime is 1325030421461. The next prime is 1325030421557. The reversal of 1325030421511 is 1151240305231.

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 1325030421511 - 2¹⁵ = 1325030388743 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1325030421511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325030421571) 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, 18990 + ... + 1628011.

It is an arithmetic number, because the mean of its divisors is an integer number (331258218256).

Almost surely, 2^{1325030421511} is an apocalyptic number.

1325030421511 is a deficient number, since it is larger than the sum of its proper divisors (2451513).

1325030421511 is an equidigital number, since it uses as much as digits as its factorization.

1325030421511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2451512.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 1325030421511 its reverse (1151240305231), we get a palindrome (2476270726742).

The spelling of 1325030421511 in words is "one trillion, three hundred twenty-five billion, thirty million, four hundred twenty-one thousand, five hundred eleven".