1494141287 has 2 divisors, whose sum is σ = 1494141288. Its totient is φ = 1494141286.

The previous prime is 1494141269. The next prime is 1494141301. The reversal of 1494141287 is 7821414941.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1494141287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1494141217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747070643 + 747070644.

It is an arithmetic number, because the mean of its divisors is an integer number (747070644).

Almost surely, 2^1494141287 is an apocalyptic number.

1494141287 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494141287 is an equidigital number, since it uses as much as digits as its factorization.

1494141287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64512, while the sum is 41.

The square root of 1494141287 is about 38654.1238032891. The cubic root of 1494141287 is about 1143.2219530615.

The spelling of 1494141287 in words is "one billion, four hundred ninety-four million, one hundred forty-one thousand, two hundred eighty-seven".