1402466489 has 2 divisors, whose sum is σ = 1402466490. Its totient is φ = 1402466488.

The previous prime is 1402466473. The next prime is 1402466563. The reversal of 1402466489 is 9846642041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 972940864 + 429525625 = 31192^2 + 20725^2 .

It is a cyclic number.

It is not a de Polignac number, because 1402466489 - 2⁴ = 1402466473 is a prime.

It is not a weakly prime, because it can be changed into another prime (1402466089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 701233244 + 701233245.

It is an arithmetic number, because the mean of its divisors is an integer number (701233245).

Almost surely, 2^1402466489 is an apocalyptic number.

It is an amenable number.

1402466489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1402466489 is an equidigital number, since it uses as much as digits as its factorization.

1402466489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 44.

The square root of 1402466489 is about 37449.5192091968. The cubic root of 1402466489 is about 1119.3455171215.

The spelling of 1402466489 in words is "one billion, four hundred two million, four hundred sixty-six thousand, four hundred eighty-nine".