1494629287 has 2 divisors, whose sum is σ = 1494629288. Its totient is φ = 1494629286.

The previous prime is 1494629237. The next prime is 1494629291. The reversal of 1494629287 is 7829264941.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1494629287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1494629207) 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, 747314643 + 747314644.

It is an arithmetic number, because the mean of its divisors is an integer number (747314644).

Almost surely, 2^1494629287 is an apocalyptic number.

1494629287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494629287 is an equidigital number, since it uses as much as digits as its factorization.

1494629287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 52.

The square root of 1494629287 is about 38660.4356804214. The cubic root of 1494629287 is about 1143.3464017089.

The spelling of 1494629287 in words is "one billion, four hundred ninety-four million, six hundred twenty-nine thousand, two hundred eighty-seven".