121425542535 has 32 divisors (see below), whose sum is σ = 218779637760. Its totient is φ = 56973859200.

The previous prime is 121425542521. The next prime is 121425542587. The reversal of 121425542535 is 535245524121.

It is not a de Polignac number, because 121425542535 - 2⁸ = 121425542279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121425542493 and 121425542502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11864440 + ... + 11874669.

It is an arithmetic number, because the mean of its divisors is an integer number (6836863680).

Almost surely, 2^121425542535 is an apocalyptic number.

121425542535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

121425542535 is a deficient number, since it is larger than the sum of its proper divisors (97354095225).

121425542535 is a wasteful number, since it uses less digits than its factorization.

121425542535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23739159.

The product of its digits is 240000, while the sum is 39.

The spelling of 121425542535 in words is "one hundred twenty-one billion, four hundred twenty-five million, five hundred forty-two thousand, five hundred thirty-five".