15140353513 has 2 divisors, whose sum is σ = 15140353514. Its totient is φ = 15140353512.

The previous prime is 15140353489. The next prime is 15140353523. The reversal of 15140353513 is 31535304151.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11899100889 + 3241252624 = 109083^2 + 56932^2 .

It is a cyclic number.

It is not a de Polignac number, because 15140353513 - 2¹³ = 15140345321 is a prime.

It is a super-2 number, since 2×15140353513² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15140353523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7570176756 + 7570176757.

It is an arithmetic number, because the mean of its divisors is an integer number (7570176757).

Almost surely, 2^15140353513 is an apocalyptic number.

It is an amenable number.

15140353513 is a deficient number, since it is larger than the sum of its proper divisors (1).

15140353513 is an equidigital number, since it uses as much as digits as its factorization.

15140353513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 31.

Adding to 15140353513 its reverse (31535304151), we get a palindrome (46675657664).

The spelling of 15140353513 in words is "fifteen billion, one hundred forty million, three hundred fifty-three thousand, five hundred thirteen".