122735631 has 16 divisors (see below), whose sum is σ = 177306624. Its totient is φ = 75218304.

The previous prime is 122735593. The next prime is 122735633. The reversal of 122735631 is 136537221.

It is not a de Polignac number, because 122735631 - 2¹³ = 122727439 is a prime.

It is a super-2 number, since 2×122735631² = 30128070233936322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122735633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25791 + ... + 30176.

It is an arithmetic number, because the mean of its divisors is an integer number (11081664).

Almost surely, 2^122735631 is an apocalyptic number.

122735631 is a deficient number, since it is larger than the sum of its proper divisors (54570993).

122735631 is a wasteful number, since it uses less digits than its factorization.

122735631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56030.

The product of its digits is 7560, while the sum is 30.

The square root of 122735631 is about 11078.6114202097. The cubic root of 122735631 is about 496.9624249790.

The spelling of 122735631 in words is "one hundred twenty-two million, seven hundred thirty-five thousand, six hundred thirty-one".