1332299987 has 2 divisors, whose sum is σ = 1332299988. Its totient is φ = 1332299986.

The previous prime is 1332299971. The next prime is 1332300017. The reversal of 1332299987 is 7899922331.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1332299987 - 2⁴ = 1332299971 is a prime.

It is not a weakly prime, because it can be changed into another prime (1332299957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666149993 + 666149994.

It is an arithmetic number, because the mean of its divisors is an integer number (666149994).

Almost surely, 2^1332299987 is an apocalyptic number.

1332299987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1332299987 is an equidigital number, since it uses as much as digits as its factorization.

1332299987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1469664, while the sum is 53.

The square root of 1332299987 is about 36500.6847470017. The cubic root of 1332299987 is about 1100.3580066108.

The spelling of 1332299987 in words is "one billion, three hundred thirty-two million, two hundred ninety-nine thousand, nine hundred eighty-seven".