122432537 has 2 divisors, whose sum is σ = 122432538. Its totient is φ = 122432536.

The previous prime is 122432533. The next prime is 122432573. The reversal of 122432537 is 735234221.

Together with next prime (122432573) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 86564416 + 35868121 = 9304^2 + 5989^2 .

It is a cyclic number.

It is not a de Polignac number, because 122432537 - 2² = 122432533 is a prime.

It is a super-2 number, since 2×122432537² = 29979452232512738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122432533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61216268 + 61216269.

It is an arithmetic number, because the mean of its divisors is an integer number (61216269).

Almost surely, 2^122432537 is an apocalyptic number.

It is an amenable number.

122432537 is a deficient number, since it is larger than the sum of its proper divisors (1).

122432537 is an equidigital number, since it uses as much as digits as its factorization.

122432537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 29.

The square root of 122432537 is about 11064.9237231894. The cubic root of 122432537 is about 496.5530070882.

Adding to 122432537 its reverse (735234221), we get a palindrome (857666758).

The spelling of 122432537 in words is "one hundred twenty-two million, four hundred thirty-two thousand, five hundred thirty-seven".