1493136013 has 2 divisors, whose sum is σ = 1493136014. Its totient is φ = 1493136012.

The previous prime is 1493135953. The next prime is 1493136037. The reversal of 1493136013 is 3106313941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 808947364 + 684188649 = 28442^2 + 26157^2 .

It is a cyclic number.

It is not a de Polignac number, because 1493136013 - 2¹³ = 1493127821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1493130013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 746568006 + 746568007.

It is an arithmetic number, because the mean of its divisors is an integer number (746568007).

Almost surely, 2^1493136013 is an apocalyptic number.

It is an amenable number.

1493136013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1493136013 is an equidigital number, since it uses as much as digits as its factorization.

1493136013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 1493136013 is about 38641.1181644631. The cubic root of 1493136013 is about 1142.9655049476.

Adding to 1493136013 its reverse (3106313941), we get a palindrome (4599449954).

The spelling of 1493136013 in words is "one billion, four hundred ninety-three million, one hundred thirty-six thousand, thirteen".