1492788851 has 2 divisors, whose sum is σ = 1492788852. Its totient is φ = 1492788850.

The previous prime is 1492788841. The next prime is 1492788883. The reversal of 1492788851 is 1588872941.

It is a weak prime.

It is an emirp because it is prime and its reverse (1588872941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1492788851 - 2¹⁴ = 1492772467 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 1492788793 and 1492788802.

It is not a weakly prime, because it can be changed into another prime (1492788811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746394425 + 746394426.

It is an arithmetic number, because the mean of its divisors is an integer number (746394426).

Almost surely, 2^1492788851 is an apocalyptic number.

1492788851 is a deficient number, since it is larger than the sum of its proper divisors (1).

1492788851 is an equidigital number, since it uses as much as digits as its factorization.

1492788851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1290240, while the sum is 53.

The square root of 1492788851 is about 38636.6257714102. The cubic root of 1492788851 is about 1142.8769162449.

The spelling of 1492788851 in words is "one billion, four hundred ninety-two million, seven hundred eighty-eight thousand, eight hundred fifty-one".