1494462869 has 2 divisors, whose sum is σ = 1494462870. Its totient is φ = 1494462868.

The previous prime is 1494462859. The next prime is 1494462913. The reversal of 1494462869 is 9682644941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1127280625 + 367182244 = 33575^2 + 19162^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1494462869 is a prime.

It is a super-2 number, since 2×1494462869² = 4466838533639422322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1494462869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1494462859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747231434 + 747231435.

It is an arithmetic number, because the mean of its divisors is an integer number (747231435).

Almost surely, 2^1494462869 is an apocalyptic number.

It is an amenable number.

1494462869 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494462869 is an equidigital number, since it uses as much as digits as its factorization.

1494462869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2985984, while the sum is 53.

The square root of 1494462869 is about 38658.2833167744. The cubic root of 1494462869 is about 1143.3039652141.

The spelling of 1494462869 in words is "one billion, four hundred ninety-four million, four hundred sixty-two thousand, eight hundred sixty-nine".