1494807313 has 2 divisors, whose sum is σ = 1494807314. Its totient is φ = 1494807312.

The previous prime is 1494807247. The next prime is 1494807337. The reversal of 1494807313 is 3137084941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1446128784 + 48678529 = 38028^2 + 6977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1494807313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1494807113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 747403656 + 747403657.

It is an arithmetic number, because the mean of its divisors is an integer number (747403657).

Almost surely, 2^1494807313 is an apocalyptic number.

It is an amenable number.

1494807313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1494807313 is an equidigital number, since it uses as much as digits as its factorization.

1494807313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 1494807313 is about 38662.7380432374. The cubic root of 1494807313 is about 1143.3917947499.

The spelling of 1494807313 in words is "one billion, four hundred ninety-four million, eight hundred seven thousand, three hundred thirteen".