1125051420635 has 16 divisors (see below), whose sum is σ = 1447931129760. Its totient is φ = 836582423040.

The previous prime is 1125051420631. The next prime is 1125051420637. The reversal of 1125051420635 is 5360241505211.

It is not a de Polignac number, because 1125051420635 - 2² = 1125051420631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1125051420595 and 1125051420604.

It is not an unprimeable number, because it can be changed into a prime (1125051420631) 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, 111718046 + ... + 111728115.

It is an arithmetic number, because the mean of its divisors is an integer number (90495695610).

Almost surely, 2^{1125051420635} is an apocalyptic number.

1125051420635 is a deficient number, since it is larger than the sum of its proper divisors (322879709125).

1125051420635 is a wasteful number, since it uses less digits than its factorization.

1125051420635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223446238.

The product of its (nonzero) digits is 36000, while the sum is 35.

Adding to 1125051420635 its reverse (5360241505211), we get a palindrome (6485292925846).

The spelling of 1125051420635 in words is "one trillion, one hundred twenty-five billion, fifty-one million, four hundred twenty thousand, six hundred thirty-five".