1332136387 has 2 divisors, whose sum is σ = 1332136388. Its totient is φ = 1332136386.

The previous prime is 1332136381. The next prime is 1332136423. The reversal of 1332136387 is 7836312331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1332136387 is a prime.

It is not a weakly prime, because it can be changed into another prime (1332136381) 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, 666068193 + 666068194.

It is an arithmetic number, because the mean of its divisors is an integer number (666068194).

Almost surely, 2^1332136387 is an apocalyptic number.

1332136387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1332136387 is an equidigital number, since it uses as much as digits as its factorization.

1332136387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54432, while the sum is 37.

The square root of 1332136387 is about 36498.4436243520. The cubic root of 1332136387 is about 1100.3129652186.

The spelling of 1332136387 in words is "one billion, three hundred thirty-two million, one hundred thirty-six thousand, three hundred eighty-seven".