125635630361041 has 4 divisors (see below), whose sum is σ = 129688392630784. Its totient is φ = 121582868091300.

The previous prime is 125635630360991. The next prime is 125635630361123. The reversal of 125635630361041 is 140163036536521.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 125635630361041 - 2¹¹ = 125635630358993 is a prime.

It is a super-2 number, since 2×125635630361041² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125635630360982 and 125635630361000.

It is not an unprimeable number, because it can be changed into a prime (125635630361341) 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, 2026381134825 + ... + 2026381134886.

It is an arithmetic number, because the mean of its divisors is an integer number (32422098157696).

Almost surely, 2^{125635630361041} is an apocalyptic number.

It is an amenable number.

125635630361041 is a deficient number, since it is larger than the sum of its proper divisors (4052762269743).

125635630361041 is an equidigital number, since it uses as much as digits as its factorization.

125635630361041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4052762269742.

The product of its (nonzero) digits is 1166400, while the sum is 46.

Adding to 125635630361041 its reverse (140163036536521), we get a palindrome (265798666897562).

The spelling of 125635630361041 in words is "one hundred twenty-five trillion, six hundred thirty-five billion, six hundred thirty million, three hundred sixty-one thousand, forty-one".