12435245541 has 6 divisors (see below), whose sum is σ = 17962021350. Its totient is φ = 8290163688.

The previous prime is 12435245539. The next prime is 12435245549. The reversal of 12435245541 is 14554253421.

12435245541 is a `hidden beast` number, since 1 + 2 + 43 + 524 + 55 + 41 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8144340516 + 4290905025 = 90246^2 + 65505^2 .

It is not a de Polignac number, because 12435245541 - 2¹ = 12435245539 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12435245496 and 12435245505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12435245549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 690846966 + ... + 690846983.

It is an arithmetic number, because the mean of its divisors is an integer number (2993670225).

Almost surely, 2^12435245541 is an apocalyptic number.

It is an amenable number.

12435245541 is a deficient number, since it is larger than the sum of its proper divisors (5526775809).

12435245541 is a wasteful number, since it uses less digits than its factorization.

12435245541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1381693955 (or 1381693952 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

Adding to 12435245541 its reverse (14554253421), we get a palindrome (26989498962).

The spelling of 12435245541 in words is "twelve billion, four hundred thirty-five million, two hundred forty-five thousand, five hundred forty-one".