11425245531 has 16 divisors (see below), whose sum is σ = 17413392384. Its totient is φ = 6527401344.

The previous prime is 11425245499. The next prime is 11425245571. The reversal of 11425245531 is 13554252411.

It is not a de Polignac number, because 11425245531 - 2⁵ = 11425245499 is a prime.

It is a super-2 number, since 2×11425245531² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11425245492 and 11425245501.

It is not an unprimeable number, because it can be changed into a prime (11425245571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57910 + ... + 161876.

It is an arithmetic number, because the mean of its divisors is an integer number (1088337024).

Almost surely, 2^11425245531 is an apocalyptic number.

11425245531 is a deficient number, since it is larger than the sum of its proper divisors (5988146853).

11425245531 is a wasteful number, since it uses less digits than its factorization.

11425245531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109210.

The product of its digits is 24000, while the sum is 33.

Adding to 11425245531 its reverse (13554252411), we get a palindrome (24979497942).

The spelling of 11425245531 in words is "eleven billion, four hundred twenty-five million, two hundred forty-five thousand, five hundred thirty-one".