1025234503511 has 4 divisors (see below), whose sum is σ = 1025246004000. Its totient is φ = 1025223003024.

The previous prime is 1025234503463. The next prime is 1025234503567. The reversal of 1025234503511 is 1153054325201.

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 1025234503511 - 2¹⁴ = 1025234487127 is a prime.

It is a super-2 number, since 2×1025234503511² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025230503511) 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, 5615471 + ... + 5795168.

It is an arithmetic number, because the mean of its divisors is an integer number (256311501000).

Almost surely, 2^{1025234503511} is an apocalyptic number.

1025234503511 is a deficient number, since it is larger than the sum of its proper divisors (11500489).

1025234503511 is an equidigital number, since it uses as much as digits as its factorization.

1025234503511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11500488.

The product of its (nonzero) digits is 18000, while the sum is 32.

Adding to 1025234503511 its reverse (1153054325201), we get a palindrome (2178288828712).

The spelling of 1025234503511 in words is "one trillion, twenty-five billion, two hundred thirty-four million, five hundred three thousand, five hundred eleven".