15460135993 has 2 divisors, whose sum is σ = 15460135994. Its totient is φ = 15460135992.

The previous prime is 15460135963. The next prime is 15460136051. The reversal of 15460135993 is 39953106451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14929662969 + 530473024 = 122187^2 + 23032^2 .

It is a cyclic number.

It is not a de Polignac number, because 15460135993 - 2¹³ = 15460127801 is a prime.

It is not a weakly prime, because it can be changed into another prime (15460135963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7730067996 + 7730067997.

It is an arithmetic number, because the mean of its divisors is an integer number (7730067997).

Almost surely, 2^15460135993 is an apocalyptic number.

It is an amenable number.

15460135993 is a deficient number, since it is larger than the sum of its proper divisors (1).

15460135993 is an equidigital number, since it uses as much as digits as its factorization.

15460135993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 437400, while the sum is 46.

The spelling of 15460135993 in words is "fifteen billion, four hundred sixty million, one hundred thirty-five thousand, nine hundred ninety-three".