1514303993 has 2 divisors, whose sum is σ = 1514303994. Its totient is φ = 1514303992.

The previous prime is 1514303941. The next prime is 1514304037. The reversal of 1514303993 is 3993034151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1058396089 + 455907904 = 32533^2 + 21352^2 .

It is a cyclic number.

It is not a de Polignac number, because 1514303993 - 2⁶ = 1514303929 is a prime.

It is not a weakly prime, because it can be changed into another prime (1514303893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 757151996 + 757151997.

It is an arithmetic number, because the mean of its divisors is an integer number (757151997).

Almost surely, 2^1514303993 is an apocalyptic number.

It is an amenable number.

1514303993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1514303993 is an equidigital number, since it uses as much as digits as its factorization.

1514303993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 1514303993 is about 38914.0590661010. The cubic root of 1514303993 is about 1148.3414005742.

The spelling of 1514303993 in words is "one billion, five hundred fourteen million, three hundred three thousand, nine hundred ninety-three".