1492042459 has 2 divisors, whose sum is σ = 1492042460. Its totient is φ = 1492042458.

The previous prime is 1492042429. The next prime is 1492042463. The reversal of 1492042459 is 9542402941.

It is a strong prime.

It is an emirp because it is prime and its reverse (9542402941) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1492042459 is a prime.

It is not a weakly prime, because it can be changed into another prime (1492042429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746021229 + 746021230.

It is an arithmetic number, because the mean of its divisors is an integer number (746021230).

Almost surely, 2^1492042459 is an apocalyptic number.

1492042459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1492042459 is an equidigital number, since it uses as much as digits as its factorization.

1492042459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 1492042459 is about 38626.9654386673. The cubic root of 1492042459 is about 1142.6864056227.

The spelling of 1492042459 in words is "one billion, four hundred ninety-two million, forty-two thousand, four hundred fifty-nine".