1402329289 has 2 divisors, whose sum is σ = 1402329290. Its totient is φ = 1402329288.

The previous prime is 1402329283. The next prime is 1402329311. The reversal of 1402329289 is 9829232041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1152942025 + 249387264 = 33955^2 + 15792^2 .

It is an emirp because it is prime and its reverse (9829232041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1402329289 - 2¹³ = 1402321097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1402329283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701164644 + 701164645.

It is an arithmetic number, because the mean of its divisors is an integer number (701164645).

Almost surely, 2^1402329289 is an apocalyptic number.

It is an amenable number.

1402329289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402329289 is an equidigital number, since it uses as much as digits as its factorization.

1402329289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 1402329289 is about 37447.6873651765. The cubic root of 1402329289 is about 1119.3090149509.

The spelling of 1402329289 in words is "one billion, four hundred two million, three hundred twenty-nine thousand, two hundred eighty-nine".