1232708531 has 2 divisors, whose sum is σ = 1232708532. Its totient is φ = 1232708530.

The previous prime is 1232708513. The next prime is 1232708537. The reversal of 1232708531 is 1358072321.

Together with previous prime (1232708513) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1232708531 - 2¹⁴ = 1232692147 is a prime.

It is a super-2 number, since 2×1232708531² = 3039140644800355922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1232708537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616354265 + 616354266.

It is an arithmetic number, because the mean of its divisors is an integer number (616354266).

Almost surely, 2^1232708531 is an apocalyptic number.

1232708531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232708531 is an equidigital number, since it uses as much as digits as its factorization.

1232708531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 1232708531 is about 35109.9491739877. The cubic root of 1232708531 is about 1072.2271516280.

The spelling of 1232708531 in words is "one billion, two hundred thirty-two million, seven hundred eight thousand, five hundred thirty-one".