1510116493 has 2 divisors, whose sum is σ = 1510116494. Its totient is φ = 1510116492.

The previous prime is 1510116457. The next prime is 1510116499. The reversal of 1510116493 is 3946110151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 891201609 + 618914884 = 29853^2 + 24878^2 .

It is an emirp because it is prime and its reverse (3946110151) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1510116493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1510116499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 755058246 + 755058247.

It is an arithmetic number, because the mean of its divisors is an integer number (755058247).

Almost surely, 2^1510116493 is an apocalyptic number.

It is an amenable number.

1510116493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1510116493 is an equidigital number, since it uses as much as digits as its factorization.

1510116493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 31.

The square root of 1510116493 is about 38860.2173565717. The cubic root of 1510116493 is about 1147.2819217785.

The spelling of 1510116493 in words is "one billion, five hundred ten million, one hundred sixteen thousand, four hundred ninety-three".