11251204250452 has 6 divisors (see below), whose sum is σ = 19689607438298. Its totient is φ = 5625602125224.

The previous prime is 11251204250441. The next prime is 11251204250453. The reversal of 11251204250452 is 25405240215211.

It can be written as a sum of positive squares in only one way, i.e., 8260255372356 + 2990948878096 = 2874066^2 + 1729436^2 .

It is a super-2 number, since 2×11251204250452² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11251204250453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1406400531303 + ... + 1406400531310.

Almost surely, 2^{11251204250452} is an apocalyptic number.

It is an amenable number.

11251204250452 is a deficient number, since it is larger than the sum of its proper divisors (8438403187846).

11251204250452 is a wasteful number, since it uses less digits than its factorization.

11251204250452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2812801062617 (or 2812801062615 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 34.

Adding to 11251204250452 its reverse (25405240215211), we get a palindrome (36656444465663).

The spelling of 11251204250452 in words is "eleven trillion, two hundred fifty-one billion, two hundred four million, two hundred fifty thousand, four hundred fifty-two".