1412321987 has 2 divisors, whose sum is σ = 1412321988. Its totient is φ = 1412321986.

The previous prime is 1412321951. The next prime is 1412322001. The reversal of 1412321987 is 7891232141.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1412321987 - 2³⁰ = 338580163 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1412321987.

It is not a weakly prime, because it can be changed into another prime (1412321887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 706160993 + 706160994.

It is an arithmetic number, because the mean of its divisors is an integer number (706160994).

Almost surely, 2^1412321987 is an apocalyptic number.

1412321987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1412321987 is an equidigital number, since it uses as much as digits as its factorization.

1412321987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 38.

The square root of 1412321987 is about 37580.8726215877. The cubic root of 1412321987 is about 1121.9613768965.

The spelling of 1412321987 in words is "one billion, four hundred twelve million, three hundred twenty-one thousand, nine hundred eighty-seven".