113401426561 has 8 divisors (see below), whose sum is σ = 119998571904. Its totient is φ = 106943168640.

The previous prime is 113401426531. The next prime is 113401426571. The reversal of 113401426561 is 165624104311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 113401426561 - 2¹³ = 113401418369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113401426531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34720176 + ... + 34723441.

It is an arithmetic number, because the mean of its divisors is an integer number (14999821488).

Almost surely, 2^113401426561 is an apocalyptic number.

It is an amenable number.

113401426561 is a deficient number, since it is larger than the sum of its proper divisors (6597145343).

113401426561 is an equidigital number, since it uses as much as digits as its factorization.

113401426561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69443711.

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 113401426561 in words is "one hundred thirteen billion, four hundred one million, four hundred twenty-six thousand, five hundred sixty-one".